SPECIFIC EXPLANATION: On May 14, 2014, Ordinance No. 2014-0477, City Council awarded a design/build contract to Drymalla Construction Company, Inc. to provide pre-construction and construction phase services for the Transporter/Mobile Vehicle Inspection Area. The General Services Department and Drymalla Construction Company, Inc. agreed to a Guaranteed Maximum Price (GMP) for construction services in the amount of $2,124,248.54, and authorized the director to approve change orders up to 10% of the approved GMP. The General Services Department recommends that City Council approve the final construction amount of $2,326,239.49 or 9.51% over the original GMP, accept the work and authorize final payment to Drymalla Construction Company, Inc.
PROJECT LOCATION: 7411 Park Place, Houston, Texas (Key Map 535N)
PROJECT DESCRIPTION: The Environmental Health Division of the Houston Health Department uses the transporter/mobile vehicle inspection area to inspect waste transportation vehicles and mobile food units to ensure compliance with code and food safety requirements. The project constructed a 6,000-square foot pre-engineered building with a standing seam metal roof and masonry façade, staff office area, cashier booth / reception desk, break room, waiting room for visitors, public and staff restrooms, circulation space, computer network / security room, electrical room, storage, and janitor's closet. Site improvements included heavy-duty concrete driveways, a stand-alone inspection canopy, storm water drainage, retention pond, electrical, water and wastewater systems, visitors and staff parking, site lighting, security fence, electrically operated gates with card access, CCTV cameras, and landscaping.
CONTRACT COMPLETION AND COST: The contractor completed the project within 385 days: the original contract time of 300 days, plus 85 days approved by Change Orders. The final cost of the project including Change Orders is $2,326,239.49 an increase of $201,990.95 over the original GMP.
Environments&co was the project design consultant.
PREVIOUS CHANGE ORDERS: Change Orders 1 through 4 relocated the existing overhead electrical utilities; paid additional testing lab services; a building dedication plaque; installed an additional storm sewer catch basin; upgraded and added more chain link fencing and gates; added lighting under the inspection canopy; upgraded the main electric utility service entrance into the building; relocated an existing 12” diameter high pressure City of Houston water main; installed a commercial grade ice maker and all associated utilities; added an interior wall including a door with frame, electrical and data outlets; installed a complete building security system including access control, intrusion monitoring and CCTV; added ‘bird spikes’ below the inspection canopy to deter bird intrusion above the employees and public work area; and revised the layout of the employees’ cubicles to better match final construction conditions and dimensions. Change Order No. 5 provided a credit to the City for line item savings in materials and services.
MBE/SBE PARTICIPATION: The contract contained a combined 28% MBE/SBE goal. According to the Office of Business Opportunity, the contractor achieved 25.40% MBE/SBE participation and was assigned a satisfactory rating.