RECOMMENDATION: The General Services Department recommends approval of final contract amount of $252,312.34 and acceptance of work on contract with DNB Enterprises, Inc., for underground storage tank removal, remediation, and above ground storage tank installation at the Police Lake Patrol Facility, and for above ground storage tank replacement at the Police Helicopter Patrol Facility.
SPECIFIC EXPLANATION: The General Services Department recommends that City Council approve the final contract amount of $252,312.34 or 1.57% under the original contract amount, accept the work and authorize final payment to DNB Enterprises, Inc., for construction services in connection with storage tank removal, remediation, and installation at the Police Lake Patrol Facility, and for storage tank replacement at the Police Helicopter Patrol Facility.
PROJECT LOCATIONS:
HPD Lake Patrol Facility – 22619 West Shorewood Loop, Huffman, Texas 77336
HPD Helicopter Patrol Facility - 8402 Larson Street, Houston, Texas 77061
PROJECT DESCRIPTION:
HPD Lake Patrol Facility – The project removed one 1,000-gallon gasoline underground storage tank and associated appurtenances; installed one 2,000-gallon, double wall, aboveground storage tank; disposed of aqueous liquid; backfilled and compacted the excavation; and installed concrete pad.
HPD Helicopter Patrol Facility – The project removed one 8,000-gallon AvGas aboveground storage tank; and installed one 2,000-gallon aboveground storage tank with a fuel recovery system.
CONTRACT COMPLETION AND COST: The contractor completed the project within 458 days: the original contract time of 90 days, plus 368 days approved by Change Orders. The final cost of the project including Change Orders is $252,312.34, a decrease of $4,026.66 below the original contract amount. The project was under budget because quantities of soils and liquids for disposal were less than budgeted.
PREVIOUS CHANGE ORDERS: Change Order Nos. 1 - 4 added a transition sump and a hose reel meter with pulsar at Lake Patrol; added concrete stairs and walkway at Lake Patrol; replaced the 10-gallon fuel recovery system with a 30-gallon system at Helicopter Patrol; granted time extensions due to FAA and Houston Airport System permitting delays at Helicopter Patrol and resolution of internet connectivity for the new fuel system at Lake Patrol; and provided credits to the City for materials and work not required to complete the project.
M/W/SBE PARTICIPATION: This contract is exempt from the M/WBE subcontracting provisions because the value of the contract did not exceed the threshold of $1 million required for a goal-oriented contract as provided in §15-82 of the Houston Code of Ordinances.
WBS No: G-000167-0001-4
DIRECTOR’S SIGNATURE/DATE:
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C. J. Messiah, Jr.
General Services Department
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Art Acevedo, Chief of Police
Houston Police Department