Texas Department of Transportation Purchase Order Contracts $25, up to $99, FY 2011

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Timothy Warren
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B292011005934000 B292011020139000 $84,684.88 KINO OIL COMPANY OIL, MOTOR, RE-REFINED. 10/12/2010 02/28/2011 B292011008343000 B292011020200000 $66,491.

1 B B $84, KINO OIL COMPANY OIL, MOTOR, RE-REFINED. 10/12/ /28/2011 B B $66, HOUSTON COMMUNICATIONS INC TRANSCEIVERS, WALKIE-TALKIE 11/09/ /08/2012 B B $36, NORTHWEST BUTANE GAS COMPANY LIQUEFIED PETROLEUM GAS (LPG), MEETING. 09/27/ /26/2012 B B $98, JAMES LANE AIR CONDITIONING & PLUMB PLUMBING MAINTENANCE AND REPAIR SERVICES 09/30/ /30/2012 B B $35, LIBERTY TIRE RECYCLING, LLC COLLECTION SERVICES, USED TIRES, 09/09/ /30/2011 B B $48, MYERS CONTRACTING TRUCK, DUMP, RENTAL OR LEASE, WITH. 10/18/ /31/2012 B B $69, APEX GEOSCIENCE INC. TESTING SUPPORT SERVICES, CONSTRUCTION, 11/08/ /01/2012 B B $48, MYERS CONTRACTING TRUCK, DUMP, RENTAL OR LEASE, WITH. 10/20/ /31/2012 B B $27, SOUTHERN TIRE MART LLC TIRE AND TUBE MOUNTING/DISMOUNTING. 12/17/ /30/2011 B B $49, D & C CLEANING, INC. JANITORIAL SERVICES 05/02/ /01/2012 B B $46, NORTHWEST BUTANE GAS COMPANY LIQUEFIED PETROLEUM GAS (LPG), MEETING. 02/02/ /01/2012 B B $40, LIBERTY TIRE RECYCLING, LLC COLLECTION SERVICES, USED TIRES, WHOLE. 01/18/ /30/2011 B B $37, WILLEN ELECTRIC CO INC ELECTRICAL MAINTENANCE AND REPAIR. 04/04/ /03/2012 B B $71, METROPLEX CONTROL SYSTEMS (MCS) COMMERCI CARD READER SYSTEM, ELECTRONIC, AND 06/20/ /19/2012 B B $87, NORTHWEST BUTANE GAS COMPANY LIQUEFIED PETROLEUM GAS (LPG), MEETING. 04/26/ /25/2012 B B $58, ROMCO EQUIPMENT COMPANY ASPHALT EQUIPMENT AND ACCESSORY RENTAL 04/07/ /31/2011 B B $52, LONGHORN MTV INC TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $52, VICKIE PICKEL TRUCKING TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $52, HORN'S CREW TRUCKING TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $72, EAST POINTE HOLDINGS, INC. TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $26, MYERS CONTRACTING TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $25, BOBKAT AGRICULTURE & CONSTRUCTION, INC. MOWING SERVICES (SELF-PROPELLED OR LAWN 05/05/ /31/2011 B B $26, MYERS CONTRACTING TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $38, VICKIE PICKEL TRUCKING TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $27, HORN'S CREW TRUCKING TRUCK, DUMP, RENTAL OR LEASE, WITH. 04/19/ /01/2012 B B $25, TAYLOR LAWN & LANDSCAPE MANAGEMENT, LLC MOWING SERVICES (SELF-PROPELLED OR LAWN 05/04/ /31/2011 B B $27, POWER PRO-TECH SERVICES, INC MAINTENANCE AND REPAIR SERVICES. 06/08/ /08/2012 B B $25, NORTH TEXAS FLEET SERVICES MAINTENANCE SERVICES, VEHICLE (MISC) 08/10/ /09/2012 B B $72, BOBKAT AGRICULTURE & CONSTRUCTION, INC. MOWING SERVICES. 08/22/ /21/2012 B B $41, TBC, INC. DBA TEXAS BEARING COMPANY BLADES, GRADER 08/23/ /31/2012 B B $99, AMERICAN SIGNAL EQUIPMENT LANE CLOSURES FOR TRAFFIC CONTROL. 09/22/ /21/2011 B B $99, NIXON ENGINEERING LANE CLOSURES FOR TRAFFIC CONTROL. 01/03/ /02/2011 B B $88, TEXAS DISPOSAL SYSTEMS INC GARBAGE/TRASH CONTAINER REMOVAL AND. 03/04/ /03/2012 B B $96, J. D. RAMMING PAVING COMPANY, LTD. RENTAL OR LEASE OF AGGREGATE (CHIP). 05/03/ /03/2011 B B $87, J. D. RAMMING PAVING COMPANY, LTD. RENTAL OR LEASE OF AGGREGATE (CHIP). 05/31/ /06/2011 B B $68, AMTEX SECURITY, INC SECURITY GUARD SERVICES FOR VARIOUS. 08/24/ /25/2011 B B $52, APPLE TOWING CO TOWING SERVICES, VEHICLE AND TRUCKS 09/17/ /19/2012 B B $38, STRICKLAND PLUMBING PLUMBING MAINTENANCE AND REPAIR SERVICES 10/26/ /25/2012 B B $66, SUDS CAR WASH GENERAL VEHICLE MAINTENANCE SERVICES. 09/03/ /31/2012 B B $32, ALLIEDBARTON SECURITY SERVICES SECURITY GUARD SERVICES, BUILDINGS. 09/23/ /22/2010 B B $35, E-DOCUMENT SERVICES PHOTOCOPYING SERVICES. 10/18/ /17/2011 B B $51, ALLIEDBARTON SECURITY SERVICES SECURITY GUARD SERVICES, BUILDINGS. 11/22/ /10/2011 B B $45, LIBERTY TIRE RECYCLING, LLC COLLECTION SERVICES, USED TIRES, 12/03/ /11/2011 B B $89, MCCOY INC. TABLES, COMPUTER, FREE STANDING, 12/14/ /13/2011 B B $48, VERIZON WIRELESS TELEPHONE SERVICE, CELLULAR. 12/21/ /02/ of 50 as of 08/31/2011

2 B B $37, TNT WRECKER TOWING SERVICES, VEHICLE AND TRUCKS 02/23/ /29/2012 B B $44, FERRARA'S HEATING & AIR CONDITIONING HVAC MAINTENANCE AND REPAIR SERVICES IN. 04/28/ /20/2012 B B $82, LIGHTSPEED LOCATING, LLC. UNDERGROUND UTILITY LOCATION SERVICES. 04/27/ /01/2012 B B $54, LIBERTY TIRE RECYCLING, LLC COLLECTION SERVICES, USED TIRES, 03/29/ /31/2012 B B $41, AT&T MOBILITY II, LLC DBA AT&T MOBILITY CELLULAR TELEPHONE, COMPLETE UNITS. 04/14/ /13/2012 B B $29, AUSTIN RIBBON & COMPUTER SUPPLIES INC UNINTERRUPTIBLE POWER SUPPLY, COMPUTER 05/03/ /02/2012 B B $50, AT&T MOBILITY II, LLC DBA AT&T MOBILITY ACCESS SERVICE, CELLULAR VOICE AND DATA 04/15/ /14/2012 B B $42, DEWALT CONSTRUCTION COMPANY FLAGGING SERVICES. 07/11/ /10/2012 B B $30, CALVIN'S AUTOMOTIVE GENERAL MAINTENANCE AND REPAIR, VEHICLE 08/24/ /23/2012 B B $30, TEXLA TRACTORS & AUTOMOTIVE REPAIR GENERAL MAINTENANCE AND REPAIR, VEHICLE 08/24/ /28/2012 B B $27, LAWRENCE HALL CHEVROLET INC. MAINTENANCE AND REPAIR SERVICES. 10/29/ /31/2011 B B $30, LITHIA ALL AMERICAN CJD OF MIDLAND AIR CONDITIONERS AND PARTS, CHRYSLER 01/04/ /31/2011 B B $95, HALL BROTHERS RECYCLING & RECLAMATION, I RECYCLING OF ASPHALT MILLINGS, COLD. 10/11/ /10/2011 B B $38, EVOLUTION EDGES BLADES, SNOW PLOW. 10/05/ /31/2012 B B $51, EVOLUTION EDGES BLADES, SNOW PLOW. 10/05/ /31/2011 B B $25, STAR DODGE HYUNDAI INC MAINTENANCE AND REPAIR SERVICES. 10/25/ /31/2011 B B $36, LAWRENCE HALL CHEVROLET INC. MAINTENANCE AND REPAIR SERVICES. 10/25/ /31/2011 B B $36, GARY'S AUTOMOTIVE & TRUCK SERVICE MAINTENANCE AND REPAIR SERVICES. 10/25/ /31/2011 B B $55, H A TRAVIS AUTOMOTIVE MAINTENANCE AND REPAIR SERVICES. 10/29/ /31/2011 B B $33, CONSTANCIO TIRE GENERAL MAINTENANCE AND REPAIR, VEHICLE 02/01/ /31/2012 B B $30, IMC WASTE DISPOSAL, INC. COLLECTION AND DISPOSAL OF SEPTIC TANK 03/31/ /31/2012 B B $25, VERIZON WIRELESS TELEPHONE SERVICE, CELLULAR. 01/14/ /08/2011 B B $40, TOWER SERVICE CO MAINTENANCE AND REPAIR SERVICES, TRAFFIC 03/15/ /28/2012 B B $28, STAR DODGE HYUNDAI INC AIR CONDITIONERS AND PARTS, CHRYSLER 06/27/ /30/2012 B B $96, ALL AMERICAN CHEVROLET (SLATON) MAINTENANCE AND REPAIR SERVICES. 04/06/ /10/2012 B B $96, ALL AMERICAN CHEVROLET (SLATON) MAINTENANCE AND REPAIR SERVICES. 04/06/ /10/2012 B B $90, POLLARD FRIENDLY FORD MAINTENANCE AND REPAIR SERVICES. 04/06/ /10/2012 B B $96, ALL STAR FAMILY FORD MAINTENANCE AND REPAIR SERVICES. 04/06/ /10/2012 B B $50, ARROW FORD AIR CONDITIONING PARTS AND ACCESSORIES 06/27/ /30/2012 B B $55, BEE EQUIPEMT SALES, LTD ROAD AND HIGHWAY EQUIPMENT (NOT 05/24/ /26/2011 B B $40, HOUSTON'S TOWER SERVICE INC MAINTENANCE AND REPAIR SERVICES, TRAFFIC 06/30/ /30/2012 B B $82, TEXOP CONSTRUCTION, L.P. PLANER, COLD. 06/23/ /22/2011 B B $93, PLAINS CHEVROLET INC MAINTENANCE AND REPAIR SERVICES. 07/08/ /10/2012 B B $91, ENGINE PRO MACHINE MAINTENANCE AND REPAIR SERVICES. 08/24/ /23/2012 B B $91, ENGINE PRO MACHINE MAINTENANCE AND REPAIR SERVICES. 08/24/ /23/2012 B B $91, ENGINE PRO MACHINE MAINTENANCE AND REPAIR SERVICES. 08/24/ /23/2012 B B $40, FEDEX GOVERNMENT SERVICES COURIER/DELIVERY SERVICES (INCLUDING AIR 08/31/ /31/2012 B B $37, SCIENCE APPLICATIONS INTERNATIONAL ADMINISTRATIVE SERVICES, REVIEW FEDERAL. 10/28/ /31/2012 B B $43, AUSTINTATIOUS ADVERTISING PRINTING, SILK SCREEN 12/10/ /09/2012 B B $39, ATKINS NORTH AMERICA, INC. ADMINISTRATIVE SERVICES, REVIEW FEDERAL. 10/28/ /31/2012 B B $35, STANLEY SECURITY SOLUTIONS, INC PARTS & ACCESSORIES, LOCK 12/10/ /08/2011 B B $50, SSP CONSULTING L.C. TECHNICAL ASSISTANCE PROGRAM, 12/29/ /02/2013 B B $35, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 03/01/ /31/2011 B B $35, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 03/01/ /31/2011 B B $52, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 03/01/ /31/ of 50 as of 08/31/2011

3 B B $61, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 03/01/ /31/2011 B B $35, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 03/01/ /31/2011 B B $27, SECURITAS SECURITY SERVICES USA INC. SECURITY GUARD SERVICES FOR VARIOUS. 03/23/ /06/2011 B B $55, GRAEBEL SAN ANTONIO/AUSTIN MOVERS OFFICE RELOCATION SERVICES. 05/05/ /05/2011 B B $27, PSC ENVIRONMENTAL SERVICES, LLC DISPOSAL SERVICES OF HAZARDOUS WASTE. 06/24/ /26/2012 B B $35, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 08/31/ /31/2012 B B $26, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 08/31/ /31/2012 B B $45, CENTRAL FREIGHT LINES, INC. FREIGHT SERVICES 08/31/ /31/2012 Q C $26, T I B H INDUSTRIES INC AWARD, SERVICE, PEN OR PEN AND PENCIL. 09/15/2010 N/A Q C $70, VALK MANUFACTURING COMPANY BLADES, GRADER, MEETING TXDOT. 10/14/2010 N/A Q C $31, T I B H INDUSTRIES INC PAPER, BOND/XEROGRAPHIC, NO. 4, RECYCLED 10/26/2010 N/A Q C $35, T I B H INDUSTRIES INC LIGHTS, WARNING, LIGHTBAR 10/29/2010 N/A Q C $91, POTTERS INDUSTRIES INC BEADS, GLASS. 10/29/2010 N/A Q C $25, T I B H INDUSTRIES INC CAPS AND PARTS, SAFETY (MISCELLANEOUS). 11/01/2010 N/A Q C $27, T I B H INDUSTRIES INC GLOVES, LEATHER, DRIVERS, KEYSTONE 11/03/2010 N/A Q C $26, T I B H INDUSTRIES INC GLASSES, SAFETY. 11/03/2010 N/A Q C $33, T I B H INDUSTRIES INC SOAP, LIQUID, LOTION TYPE. 11/29/2010 N/A Q C $37, T I B H INDUSTRIES INC VESTS, SAFETY, HIGH VISIBILITY 12/01/2010 N/A Q C $29, T I B H INDUSTRIES INC STANDS, SIGN, ROLL UP, LIGHTWEIGHT, WITH 12/06/2010 N/A Q C $26, T I B H INDUSTRIES INC TOWELS, DISPOSABLE, FOLDED TO FIT. 12/17/2010 N/A Q C $28, T I B H INDUSTRIES INC POSTS, MAILBOX 01/03/2011 N/A Q C $36, T I B H INDUSTRIES INC BAGS, DUCK. 01/03/2011 N/A Q C $28, T I B H INDUSTRIES INC SHEETING, SIGN MATERIAL, REFLECTIVE, 01/11/2011 N/A Q C $27, VULCAN SIGNS SIGNS, WARNING, TYPE E, SUPER HIGH 01/18/2011 N/A Q C $30, T I B H INDUSTRIES INC BAR, WARNING LIGHT, ROOF MOUNT 01/14/2011 N/A Q C $26, T I B H INDUSTRIES INC GLOVE LINERS, THERMAL INSULATION. 01/21/2011 N/A Q C $45, POTTERS INDUSTRIES INC BEADS, GLASS. 01/20/2011 N/A Q C $32, TRASTAR INC. LAMPS, TRAFFIC SIGNAL 01/20/2011 N/A Q C $44, CROP PRODUCTION SERVICES HERBICIDES, DRY (WEED KILLERS). 01/26/2011 N/A Q C $51, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 01/26/2011 N/A Q C $25, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, UPRIGHT. 01/27/2011 N/A Q C $48, HWYCOM UNIVERSAL SYSTEMS, LP POSTS, SIGN, FIBERGLASS REINFORCED. 01/28/2011 N/A Q C $31, T I B H INDUSTRIES INC PAPER, BOND/XEROGRAPHIC, NO. 4, RECYCLED 01/26/2011 N/A Q C $43, VALK MANUFACTURING COMPANY BLADES, GRADER, MEETING TXDOT. 02/07/2011 N/A Q C $29, T I B H INDUSTRIES INC GLOVES, SPLIT COWHIDE, MECHANICS, 02/10/2011 N/A Q C $49, RED RIVER SPECIALTIES INC ACTIVATOR, HERBICIDE, SURFACTANT, NON. 02/10/2011 N/A Q C $32, NORTHWEST PIPE COMPANY-HOUSTON TRIANGULAR SLIPBASE SYSTEM (TSS) 02/15/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 03/02/2011 N/A Q C $84, CROP PRODUCTION SERVICES HERBICIDES, PASTE GRANULES, EXTRUDED 03/01/2011 N/A Q C $39, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 03/02/2011 N/A Q C $27, TEXAS CORRECTIONAL INDUSTRIES SIGNS, WARNING, TYPE E, SUPER HIGH 03/29/2011 N/A Q C $25, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 03/07/2011 N/A Q C $43, POTTERS INDUSTRIES INC BEADS, GLASS. 03/07/2011 N/A Q C $50, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 03/09/2011 N/A Q C $33, TRASTAR INC. LAMPS, TRAFFIC SIGNAL 03/10/2011 N/A 3 of 50 as of 08/31/2011

4 Q C $32, T I B H INDUSTRIES INC GLASSES, SAFETY 03/11/2011 N/A Q C $31, T I B H INDUSTRIES INC GLASSES, SAFETY 03/11/2011 N/A Q C $25, NAPA AUTO PARTS BAR, WARNING LIGHT, ROOF MOUNT. 03/24/2011 N/A Q C $51, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 03/16/2011 N/A Q C $68, CROP PRODUCTION SERVICES HERBICIDES, DRY (WEED KILLERS) 03/16/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 03/21/2011 N/A Q C $33, T I B H INDUSTRIES INC SOAP, LIQUID, LOTION TYPE. 03/23/2011 N/A Q C $29, NORTHWEST PIPE COMPANY-HOUSTON TRIANGULAR SLIPBASE SYSTEM (TSS) 03/23/2011 N/A Q C $31, TEXAS CORRECTIONAL INDUSTRIES PANELS, BLANK EXTRUDED ALUMINUM. 03/29/2011 N/A Q C $45, TEXAS CORRECTIONAL INDUSTRIES SIGNS, GUIDE, TRAFFIC, HIGH INTENSITY. 03/29/2011 N/A Q C $29, TEXAS CORRECTIONAL INDUSTRIES SIGNS, WARNING. 03/29/2011 N/A Q C $25, CLARK PAPERS PAPER, BOND, RECYCLED, NUMBER 1, 04/29/2011 N/A Q C $36, OFFICEMAX INCORPORATED PAPER, XEROGRAPHIC, RECYCLED, NUMBER 1 03/28/2011 N/A Q C $46, TEXAS CORRECTIONAL INDUSTRIES SIGNS, WARNING, TYPE E, SUPER HIGH 04/01/2011 N/A Q C $36, PARADIGM TRAFFIC SYSTEMS INC CLAMPS AND FITTINGS, LUMINAIRE MAST ARM. 04/15/2011 N/A Q C $43, T I B H INDUSTRIES INC LIGHTS, WARNING, LIGHTBAR 04/07/2011 N/A Q C $94, CROP PRODUCTION SERVICES HERBICIDES, PASTE GRANULES, EXTRUDED 04/07/2011 N/A Q C $84, CROP PRODUCTION SERVICES HERBICIDES, PASTE GRANULES, EXTRUDED 04/07/2011 N/A Q C $31, T I B H INDUSTRIES INC TROUSERS, SAFETY, ANSI CLASS E, ANSI. 04/08/2011 N/A Q C $38, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 04/15/2011 N/A Q C $26, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 04/15/2011 N/A Q C $29, HWYCOM UNIVERSAL SYSTEMS, LP POSTS, SIGN, FIBERGLASS REINFORCED. 04/15/2011 N/A Q C $97, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 04/15/2011 N/A Q C $30, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 04/18/2011 N/A Q C $28, POTTERS INDUSTRIES INC BEADS, GLASS. 04/18/2011 N/A Q C $27, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 04/18/2011 N/A Q C $38, T I B H INDUSTRIES INC BAR, WARNING LIGHT, ROOF MOUNT 04/21/2011 N/A Q C $73, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 04/21/2011 N/A Q C $31, T I B H INDUSTRIES INC PAPER, BOND/XEROGRAPHIC, NO. 4, RECYCLED 04/19/2011 N/A Q C $26, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 04/20/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 05/02/2011 N/A Q C $25, TEXAS CORRECTIONAL INDUSTRIES SIGN, REGULATORY. 05/03/2011 N/A Q C $49, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 05/05/2011 N/A Q C $77, T I B H INDUSTRIES INC LIGHTS, WARNING, 360 DEGREE, LED BEACON. 05/04/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 05/06/2011 N/A Q C $63, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 05/05/2011 N/A Q C $78, CROP PRODUCTION SERVICES HERBICIDES, DRY (WEED KILLERS) 05/19/2011 N/A Q C $61, T I B H INDUSTRIES INC VESTS, SAFETY, HIGH VISIBILITY, ANSI. 05/19/2011 N/A Q C $26, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 05/17/2011 N/A Q C $39, TRASTAR INC. LAMPS, TRAFFIC SIGNAL 05/18/2011 N/A Q C $28, T I B H INDUSTRIES INC GLOVES, SAFETY 05/18/2011 N/A Q C $35, T I B H INDUSTRIES INC CAPS AND PARTS, SAFETY (MISCELLANEOUS). 05/19/2011 N/A Q C $54, VENDOR ID NOT FOUND MASTER UNIT, TRAFFIC CONTROLLER, ON. 05/23/2011 N/A Q C $28, TEXAS CORRECTIONAL INDUSTRIES SIGNS, WARNING, TYPE E, SUPER HIGH 05/23/2011 N/A Q C $30, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 05/23/2011 N/A 4 of 50 as of 08/31/2011

5 Q C $27, PEXCO LLC POSTS, DELINEATOR, FLEXIBLE, EMBEDDED 05/23/2011 N/A Q C $29, CENTRAL POLY CORP BAGS, RECYCLED, POLYETHYLENE 05/31/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 05/31/2011 N/A Q C $28, POTTERS INDUSTRIES INC BEADS, GLASS. 05/27/2011 N/A Q C $73, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 05/31/2011 N/A Q C $58, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, UPRIGHT. 05/27/2011 N/A Q C $91, PELCO STRUCTURAL, LLC POLES, TRAFFIC SIGNAL/LUMINAIRE 06/14/2011 N/A Q C $27, T I B H INDUSTRIES INC CLOCKS, TIME, TRAFFIC SIGNAL. 06/14/2011 N/A Q C $99, SOUTHERN PLAINS FABRICATION, INC. TRIANGULAR SLIPBASE SYSTEM (TSS) 06/14/2011 N/A Q C $31, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 06/14/2011 N/A Q C $98, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 06/06/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 06/06/2011 N/A Q C $25, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 06/06/2011 N/A Q C $87, VULCAN CONSTRUCTION MATERIALS LP NO DESCRIP FOUND 06/06/2011 N/A Q C $33, RED RIVER SPECIALTIES INC WEED KILLERS (HERBICIDES), LIQUID 06/10/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 06/10/2011 N/A Q C $30, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 06/16/2011 N/A Q C $34, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 06/16/2011 N/A Q C $39, TEXAS CORRECTIONAL INDUSTRIES SIGNS, GUIDE, TRAFFIC, HIGH INTENSITY. 06/16/2011 N/A Q C $32, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 06/17/2011 N/A Q C $89, NORTHWEST PIPE COMPANY-HOUSTON TRIANGULAR SLIPBASE SYSTEM (TSS) 06/17/2011 N/A Q C $25, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 06/20/2011 N/A Q C $28, T I B H INDUSTRIES INC LIGHTS, WARNING, LIGHTBAR 06/20/2011 N/A Q C $25, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 06/20/2011 N/A Q C $84, CROP PRODUCTION SERVICES HERBICIDES, PASTE GRANULES, EXTRUDED 06/20/2011 N/A Q C $32, GRIFFIN OIL COMPANY OIL, UNIVERSAL, RE-REFINED. 06/22/2011 N/A Q C $36, TEXAS CORRECTIONAL INDUSTRIES SIGNS, GUIDE, TRAFFIC, HIGH INTENSITY 06/24/2011 N/A Q C $34, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH. 06/24/2011 N/A Q C $29, WENZEL WENZEL & ASSOC INC CONES, TRAFFIC, PLASTIC 06/24/2011 N/A Q C $65, NORTHWEST PIPE COMPANY-HOUSTON BASE, SIGN POST MOUNTING. 06/24/2011 N/A Q C $28, POTTERS INDUSTRIES INC BEADS, GLASS. 06/24/2011 N/A Q C $25, CROP PRODUCTION SERVICES HERBICIDES, DRY (WEED KILLERS) 06/24/2011 N/A Q C $68, CROP PRODUCTION SERVICES HERBICIDES, DRY (WEED KILLERS) 06/27/2011 N/A Q C $27, T I B H INDUSTRIES INC HATS, SAFETY, HARD PLASTIC WITH. 06/27/2011 N/A Q C $29, T I B H INDUSTRIES INC POSTS, MAILBOX 06/24/2011 N/A Q C $49, RED RIVER SPECIALTIES INC WEED KILLERS (HERBICIDES), LIQUID 06/24/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 06/28/2011 N/A Q C $25, TRASTAR INC. LAMPS, TRAFFIC SIGNAL 06/28/2011 N/A Q C $73, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 06/30/2011 N/A Q C $57, TEXAS CORRECTIONAL INDUSTRIES SIGNS, CONSTRUCTION WARNING. 06/30/2011 N/A Q C $83, SOUTHERN PLAINS FABRICATION, INC. TRIANGULAR SLIPBASE SYSTEM (TSS) 06/30/2011 N/A Q C $99, SOUTHERN PLAINS FABRICATION, INC. TRIANGULAR SLIPBASE SYSTEM (TSS) 06/30/2011 N/A Q C $61, PELCO STRUCTURAL, LLC POLES, TRAFFIC SIGNAL/LUMINAIRE, 06/30/2011 N/A Q C $42, DENT BREAKAWAY INDUSTRIES PARTS AND ACCESSORIES, SIGN POST 07/06/2011 N/A Q C $54, WENZEL WENZEL & ASSOC INC CONES, TRAFFIC, PLASTIC 07/12/2011 N/A 5 of 50 as of 08/31/2011

6 Q C $32, T I B H INDUSTRIES INC STANDS, SIGN, ROLL UP, LIGHTWEIGHT, WITH 07/12/2011 N/A Q C $26, TEXAS CORRECTIONAL INDUSTRIES SIGNS, GUIDE, TRAFFIC, HIGH INTENSITY. 07/12/2011 N/A Q C $37, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 07/08/2011 N/A Q C $30, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 07/08/2011 N/A Q C $43, CROP PRODUCTION SERVICES HERBICIDES, PASTE GRANULES, EXTRUDED 07/08/2011 N/A Q C $28, T I B H INDUSTRIES INC BAR, WARNING LIGHT, ROOF MOUNT 07/14/2011 N/A Q C $25, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 07/14/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 07/14/2011 N/A Q C $35, TEXAS CORRECTIONAL INDUSTRIES SIGNS, WARNING, TYPE E, SUPER HIGH 07/14/2011 N/A Q C $99, SOUTHERN PLAINS FABRICATION, INC. TRIANGULAR SLIPBASE SYSTEM (TSS) 07/14/2011 N/A Q C $25, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 07/14/2011 N/A Q C $50, WYLIE SPRAYERS_(HEWITT) TANKS, POLYETHYLENE 07/26/2011 N/A Q C $84, TRASTAR INC. LAMPS, TRAFFIC SIGNAL 08/04/2011 N/A Q C $55, RED RIVER SPECIALTIES INC WEED KILLERS (HERBICIDES), LIQUID 07/29/2011 N/A Q C $42, T I B H INDUSTRIES INC TOWELS, PAPER, INTERFOLD, BIODEGRADABLE. 07/29/2011 N/A Q C $31, T I B H INDUSTRIES INC PAPER, BOND/XEROGRAPHIC, NO. 4, RECYCLED 07/22/2011 N/A Q C $49, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 07/25/2011 N/A Q C $44, RED RIVER SPECIALTIES INC WEED KILLERS (HERBICIDES), LIQUID 07/29/2011 N/A Q C $30, NORTHWEST PIPE COMPANY-HOUSTON TRIANGULAR SLIPBASE SYSTEM (TSS) 07/29/2011 N/A Q C $37, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 07/29/2011 N/A Q C $55, RED RIVER SPECIALTIES INC WEED KILLERS (HERBICIDES), LIQUID 08/05/2011 N/A Q C $31, NORTHWEST PIPE COMPANY-HOUSTON POSTS, SIGN, STEEL. 08/05/2011 N/A Q C $43, KINO OIL OF TEXAS, L.L.C. OIL, UNIVERSAL, RE-REFINED. 08/25/2011 N/A Q C $36, TEXAS CORRECTIONAL INDUSTRIES PANELS, BLANK EXTRUDED ALUMINUM, W/TYPE 08/12/2011 N/A Q C $36, TEXAS CORRECTIONAL INDUSTRIES SIGNS, REGULATORY, TRAFFIC, HIGH 08/12/2011 N/A Q C $61, CROP PRODUCTION SERVICES WEED KILLERS (HERBICIDES), LIQUID. 08/16/2011 N/A Q C $97, HELENA CHEMICAL COMPANY WEED KILLERS (HERBICIDES), LIQUID 08/16/2011 N/A Q C $27, T I B H INDUSTRIES INC BAR, WARNING LIGHT, ROOF MOUNT 08/16/2011 N/A Q C $72, CROP PRODUCTION SERVICES HERBICIDES, DRY (WEED KILLERS). 08/19/2011 N/A Q C $25, TEXAS CORRECTIONAL INDUSTRIES SIGNS, WARNING, TYPE E, SUPER HIGH 08/19/2011 N/A Q C $95, NORTHWEST PIPE COMPANY-HOUSTON TRIANGULAR SLIPBASE SYSTEM (TSS) 08/19/2011 N/A Q C $29, CAPITOL AGGREGATES LTD AGGREGATE, SURFACE, IN ACCORDANCE WITH. 09/07/2010 N/A Q C $96, IRONHORSE ASPHALT LTD DBA HEART OF TEXAS ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/01/2010 N/A Q C $97, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/01/2010 N/A Q C $28, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/01/2010 N/A Q C $76, VULCAN CONSTRUCTION MATERIALS LP LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/01/2010 N/A Q C $38, VULCAN CONSTRUCTION MATERIALS LP LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/01/2010 N/A Q C $80, VULCAN CONSTRUCTION MATERIALS LP LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/01/2010 N/A Q C $26, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/02/2010 N/A Q C $94, LION OIL COMPANY NO DESCRIP FOUND 09/02/2010 N/A Q C $45, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/02/2010 N/A Q C $38, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/02/2010 N/A Q C $89, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/02/2010 N/A Q C $82, VULCAN CONSTRUCTION MATERIALS LP ASPHALTIC CONCRETE PAVEMENT, HOT MIX. 09/02/2010 N/A Q C $43, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/03/2010 N/A 6 of 50 as of 08/31/2011

7 Q C $29, CONLEY LOTT NICHOLS OF TEXAS INC BODY AND FRAME WORK (INCLUDING 11/02/ /02/2010 Q C $43, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/03/2010 N/A Q C $34, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/03/2010 N/A Q C $34, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/03/2010 N/A Q C $31, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/03/2010 N/A Q C $30, TURTLE & HUGHES INC LUMINAIRES, SODIUM VAPOR (HIGH PRESSURE) 01/06/2011 N/A Q C $30, ERGON ASPHALT & EMULSIONS INC ASPHALT, EMULSIFIED, POLYMER. 09/07/2010 N/A Q C $36, WRIGHT ASPHALT PRODUCTS CO ASPHALT, CEMENT, W/LATEX ADDITIVE, IN. 09/08/2010 N/A Q C $49, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/09/2010 N/A Q C $32, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/09/2010 N/A Q C $29, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/09/2010 N/A Q C $43, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/13/2010 N/A Q C $70, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/13/2010 N/A Q C $75, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/13/2010 N/A Q C $42, ERGON ASPHALT & EMULSIONS INC ASPHALT, EMULSIFIED, POLYMER. 09/13/2010 N/A Q C $37, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/13/2010 N/A Q C $97, ERGON ASPHALT & EMULSIONS INC ASPHALT, EMULSIFIED, POLYMER. 09/10/2010 N/A Q C $55, DELL COMPUTER CORPORATION MICROCOMPUTERS, LAPTOP. 09/28/2010 N/A Q C $40, MARTIN INSTRUMENT, L.P. RECEIVERS, GLOBAL POSITIONING SYSTEMS. 10/29/2010 N/A Q C $96, IRONHORSE ASPHALT LTD DBA HEART OF TEXAS ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/13/2010 N/A Q C $27, T & L CLEANING SERVICES MOWING SERVICES. 11/08/2010 N/A Q C $26, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/14/2010 N/A Q C $36, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/14/2010 N/A Q C $47, VULCAN CONSTRUCTION MATERIALS LP LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/14/2010 N/A Q C $42, VULCAN CONSTRUCTION MATERIALS LP LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/14/2010 N/A Q C $81, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/14/2010 N/A Q C $59, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/14/2010 N/A Q C $90, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/14/2010 N/A Q C $57, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/14/2010 N/A Q C $32, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/14/2010 N/A Q C $40, LION OIL COMPANY CEMENT, ASPHALT, IN ACCORDANCE WITH ITEM 09/15/2010 N/A Q C $60, VULCAN CONSTRUCTION MATERIALS LP ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/15/2010 N/A Q C $79, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/15/2010 N/A Q C $37, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/15/2010 N/A Q C $34, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/16/2010 N/A Q C $37, TXI OPERATIONS LP AGGREGATE, SURFACE, IN ACCORDANCE WITH. 09/16/2010 N/A Q C $30, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/16/2010 N/A Q C $78, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/16/2010 N/A Q C $53, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/16/2010 N/A Q C $32, COHU INC ELECTRONICS DIVISION CAMERA, VIDEO SURVEILLANCE, INDOOR/. 09/17/2010 N/A Q C $35, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/17/2010 N/A Q C $31, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/17/2010 N/A Q C $30, KONICA MINOLTA BUSINESS SOLUTIONS USA COPY MACHINE (INCLUDING COST-PER-COPY 09/22/2010 N/A Q C $45, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/17/2010 N/A Q C $62, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/21/2010 N/A 7 of 50 as of 08/31/2011

8 Q C $96, IRONHORSE ASPHALT LTD DBA HEART OF TEXAS ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/21/2010 N/A Q C $70, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/21/2010 N/A Q C $41, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/21/2010 N/A Q C $31, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/21/2010 N/A Q C $30, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/21/2010 N/A Q C $46, ERGON ASPHALT & EMULSIONS INC ASPHALT, EMULSIFIED, POLYMER. 09/21/2010 N/A Q C $59, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/21/2010 N/A Q C $46, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/22/2010 N/A Q C $31, ERGON ASPHALT & EMULSIONS INC ASPHALT, EMULSIFIED, POLYMER. 09/22/2010 N/A Q C $29, TXI OPERATIONS LP AGGREGATE, SURFACE, IN ACCORDANCE WITH. 09/22/2010 N/A Q C $46, TXI OPERATIONS LP AGGREGATE, SURFACE, IN ACCORDANCE WITH. 09/23/2010 N/A Q C $31, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/23/2010 N/A Q C $91, VULCAN CONSTRUCTION MATERIALS LP ASPHALTIC CONCRETE PAVEMENT, HOT MIX. 09/27/2010 N/A Q C $37, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/24/2010 N/A Q C $96, IRONHORSE ASPHALT LTD DBA HEART OF TEXAS ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/24/2010 N/A Q C $38, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/27/2010 N/A Q C $69, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/27/2010 N/A Q C $41, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $80, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $54, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $85, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $38, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $71, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $32, IRONHORSE ASPHALT LTD DBA HEART OF TEXAS ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $78, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/28/2010 N/A Q C $29, AUSTIN ASPHALT,LP ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/29/2010 N/A Q C $27, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/29/2010 N/A Q C $54, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/29/2010 N/A Q C $26, APAC - OKLAHOMA INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/30/2010 N/A Q C $56, APAC - OKLAHOMA INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/30/2010 N/A Q C $48, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 09/30/2010 N/A Q C $54, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 09/30/2010 N/A Q C $38, CRYOTECH DEICING TECHNOLOGY DEICER, ROADWAY, SALT SUBSTITUTE. 10/04/2010 N/A Q C $84, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/04/2010 N/A Q C $65, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/04/2010 N/A Q C $65, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/04/2010 N/A Q C $37, TIBH INDUSTRIES, INC PERSONNEL SERVICES, TEMPORARY 10/11/ /23/2011 Q C $54, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/04/2010 N/A Q C $91, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/04/2010 N/A Q C $68, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/05/2010 N/A Q C $78, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/06/2010 N/A Q C $26, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/07/2010 N/A Q C $25, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/07/2010 N/A Q C $35, TIBH INDUSTRIES, INC PERSONNEL SERVICES, TEMPORARY 10/07/ /23/2011 Q C $38, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/07/2010 N/A 8 of 50 as of 08/31/2011

9 Q C $69, SOUTHWEST ENVIROTECH PARTNERS DEICER, ROADWAY, COMPLEX CHLORIDE WITH. 10/08/2010 N/A Q C $76, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/08/2010 N/A Q C $81, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/08/2010 N/A Q C $69, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/11/2010 N/A Q C $29, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/11/2010 N/A Q C $62, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/11/2010 N/A Q C $43, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/12/2010 N/A Q C $30, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/12/2010 N/A Q C $81, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/12/2010 N/A Q C $27, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/13/2010 N/A Q C $96, APAC - TEXAS, INC, ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/14/2010 N/A Q C $78, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/15/2010 N/A Q C $36, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/15/2010 N/A Q C $51, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/15/2010 N/A Q C $56, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/18/2010 N/A Q C $88, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/18/2010 N/A Q C $67, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/18/2010 N/A Q C $48, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/18/2010 N/A Q C $45, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/18/2010 N/A Q C $42, ERGON ASPHALT & EMULSIONS INC ASPHALT, EMULSIFIED, POLYMER. 10/18/2010 N/A Q C $54, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/18/2010 N/A Q C $76, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/19/2010 N/A Q C $43, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/19/2010 N/A Q C $30, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/19/2010 N/A Q C $74, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/19/2010 N/A Q C $43, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 10/20/2010 N/A Q C $42, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 10/20/2010 N/A Q C $87, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 10/20/2010 N/A Q C $81, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 10/20/2010 N/A Q C $80, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 10/20/2010 N/A Q C $64, LANE CONSTRUCTION CORPORATION, THE ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/20/2010 N/A Q C $53, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 10/22/2010 N/A Q C $63, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/22/2010 N/A Q C $62, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/22/2010 N/A Q C $27, LONGVIEW ASPHALT INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/25/2010 N/A Q C $34, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/25/2010 N/A Q C $78, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/25/2010 N/A Q C $36, SOUTHWEST ENVIROTECH PARTNERS DEICER, ROADWAY, COMPLEX CHLORIDE WITH. 10/25/2010 N/A Q C $76, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/25/2010 N/A Q C $84, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/26/2010 N/A Q C $75, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/27/2010 N/A Q C $27, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/28/2010 N/A Q C $96, APAC - TEXAS, INC, ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/29/2010 N/A Q C $28, ZACK BURKETT CO ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/29/2010 N/A Q C $78, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/29/2010 N/A 9 of 50 as of 08/31/2011

10 Q C $81, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 10/29/2010 N/A Q C $43, TIBH INDUSTRIES, INC PERSONNEL SERVICES, TEMPORARY 11/01/ /31/2011 Q C $33, CONTROL TECHNOLOGIES OF TEXAS DETECTION SYSTEM, VEHICLE 12/16/2010 N/A Q C $40, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/01/2010 N/A Q C $74, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/02/2010 N/A Q C $31, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/02/2010 N/A Q C $37, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/03/2010 N/A Q C $27, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/03/2010 N/A Q C $68, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $86, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $51, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $34, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT. 11/03/2010 N/A Q C $34, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT. 11/03/2010 N/A Q C $70, KNIFE RIVER CORPORATION - SOUTH ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/03/2010 N/A Q C $84, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/04/2010 N/A Q C $32, T I B H INDUSTRIES INC PERSONNEL SERVICES, TEMPORARY 11/04/ /31/2011 Q C $44, CLEVELAND ASPHALT PRODUCTS INC ASPHALT, CUTBACK, RAPID CURE TYPE, IN. 11/08/2010 N/A Q C $42, ERGON ASPHALT & EMULSIONS INC ASPHALT, EMULSIFIED, POLYMER. 11/09/2010 N/A Q C $92, R.K. HALL CONSTRUCTION, LTD. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/09/ /09/2010 Q C $28, TXI OPERATIONS LP AGGREGATE, LIGHTWEIGHT, FOR SURFACE. 11/09/2010 N/A Q C $30, VULCAN CONSTRUCTION MATERIALS LP AGGREGATE, PRECOATED, IN ACCORDANCE WITH 11/09/2010 N/A Q C $53, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/09/2010 N/A Q C $48, ASPHALT ZIPPER, INC. RENTAL OF ASPHALT EQUIPMENT AND 01/27/ /27/2011 Q C $28, MARTIN INSTRUMENT, L.P. RECEIVERS, GLOBAL POSITIONING SYSTEMS. 11/10/2010 N/A Q C $52, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/09/2010 N/A Q C $87, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $34, SOUTHWEST ENVIROTECH PARTNERS DEICER, ROADWAY, SALT SUBSTITUTE. 11/10/2010 N/A Q C $47, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $45, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $68, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $53, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $44, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $41, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $55, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/10/2010 N/A Q C $67, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/15/2010 N/A Q C $85, MARTIN MARIETTA MATERIALS LIMESTONE ROCK ASPHALT PAVEMENT COLD MIX 11/15/2010 N/A Q C $61, LINDSEY CONTRACTORS INC ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/15/2010 N/A Q C $71, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/15/2010 N/A Q C $52, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/17/2010 N/A Q C $53, APAC - TEXAS, INC, ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/17/2010 N/A Q C $35, BROCE MANUFACTURING COMPANY INC NO DESCRIP FOUND 11/18/2010 N/A Q C $37, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/18/2010 N/A Q C $25, MARTIN MARIETTA MATERIALS AGGREGATE, SURFACE, IN ACCORDANCE WITH. 11/19/2010 N/A Q C $60, APAC-TEXAS, INC. ASPHALTIC CONCRETE, HOT MIX, HOT LAID. 11/24/2010 N/A Q C $81, SUPERIOR CRUSHED STONE FLEXIBLE BASE, IN ACCORDANCE WITH ITEM. 11/23/2010 N/A 10 of 50 as of 08/31/2011

Texas Department of Transportation Purchase Order Contracts $25, up to $99, FY 2008

Texas Department of Transportation Purchase Order Contracts $25, up to $99, FY 2008 B012008005208000 G012008000158000 $31,500.00 TRANSIT MIX CONCRETE & MATERIALS CO CONCRETE, READY-MIX, IN ACCORDANCE WITH 12/10/2007 12/09/2008 B012008005212000 G012008000140000 $35,540.00 H E SPANN & CO