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Civil Projects

	Anadarko WWTP Upgrade of an existing wastewater treatment plant to a 1.6 MGD facility. Includes 2 SBR/Digester concrete basin, a post equalization basin, and a control building.
	Ardmore WWTP Old technology to new. Project includes new sequencing batch reactor process requiring the construction of a 420' L x 130' W x 24' D reinforced concrete structure built adjacent to the existing rotating biodisc system while keeping the existing process uninterrupted. Project also include a new lift station and disc filtration system. Upgrades to existing digestor and administration areas are being completed as well. The project is installing a new composting facility to allow a usable product utilizing waste sludge and yard waste collected around the City.
	Batch Plant Providing concrete to large jobs such as the Tenkiller Dam and Spillway, this batch plant is rated at 250cy/hr with 120 second mixing time. Aggregate Charging System Refrigeration Unit Water Heater Four Haul Units
	Blackwell Water Treatment Plant Blackwell, Oklahoma. New Lift Station Emergeny Generator Flow Equilization Basin Headworks facility with screening and dewatering equipment process piping site improvements demolition of existing pumps and EQ basin.
	Blanchard Water Tower and Booster
	Cherokee Water Facility
	Chickasha Water Treatment Facility
	Chickasha Water Treatment Plant
	Clearwell Water Treatment Plant Improvements Located in Tonkawa, OK
	Collinsville Water Treatment Facility
	Creek Bridges
	Cushing Wastewater Treatment Facility Completed December 2003 the Cushing Wastewater Treatment Plant consists of completing a fully automated SBR and Aerobic Digester Sludge holding Basins and Equipment, Mechanical Step Bar Screens, Grit Dewatering and Removal Systems, and UV Disinfection System. All process operations are controlled by a Supervisory Control System.
	Deer Creek Water Treatment Plant Removal of residual sludge from plant lagoons and land application.
	Deer Creek WWTP Many existing systems are being upgraded. Sludge Holding and mixing system upgrade, new biofilter odor control system, new mechanical bar screens at Deer Creek WWTP as well as Chisholm Creek WWTP, installation of a new belt filter press and clarifer rehabilitation.
	Draper High Lift Station Scope of Work Replace two 2500 hp pumps and motors Elevated structural concrete Replace existing 30 mgd pumps and 2000 hp motors 40 million gallon a day pumps and 2500 hp each Replace existing 36” valve
	Draper Sludge Project The existing lagoon required dredging and dewatering of 15,000 dry tons of processed lime and polymer sludge that had built up over years of use. The contract included installation of the dried material in borrow areas around Lake Stanley Draper. This process reclaimed previously unusable areas. Complete in June 2005.
	Draper Water Treatment Plant Increasing plant capacity from 90 mgd to 124 mgd. This is the first major renovation to the plant since in was built. Completion date August 2006.
	Duncan WTP New Chemical Feed Systems including sulfuric acid, hydrogen peroxide, soda ash, amoniation, polymer, flouride and chlorine systems. Rehabilitation existing gravity filters, installation of settling basin equipment are the process components of this project. A new administration building and residence for the plant superintendent. A new 40' diameter, 50' tall backwash tank system and covers for the existing clarifiers. This project includes the removal of silt and sludge from the existing lagoons as well.
	Earlywine Park Aquatic Center Fun is the focus for the Earlywine Park Aquatic Center. It is the first zero-entrance water park in Oklahoma City. Play equipment Changing facilities Owner: City of Oklahoma City
	Enid Treatment Plant Designed to enhance the City's capabilities to handle dewater and to process biosolids. This is being accomplished with new blowers and bubble aeration. Along with a 2 meter belt press and electrical and scada improvements.
	Falls Creek Streets and Utility Work
	Foss Water Treatment Facility
	Ft. Gibson Water Treatment Plant Filter Rehabilitation Chlorination System De-Chlorination System Filter function valves Sulfuric acid feed system Flouride system improvements Yard piping improvements Plant automation and controls Radio telemetry system
	Ft. Gibson Water Treatment Plant Ft. Gibson, Oklahoma. Plant automation Filter Rehabilitation Chemical Feed Systems Filter Function Valves Chemical Feed System
	Harrah WWTP This project doubled the existing plant capacity and included new sequencing batch reactor, chemical feed and headworks. Mechanical bar screen and grit removal system improvements were made. The upgrade included new plant generator and conversion of the existing sludge lagoon into an areated digester.
	Hefner Water Treatment Plant Project consists of changing out recovery pump station equipment. Completion date April 2005.
	Highway Bridge
	Kilpatrick Highway Bridges
	MidAmerican Water Treatment Facility - Pryor, OK Complete January 2004. The scope of work included changing four high service pumps in an existing water treatment plant. Existing pumps were 60 years old and located below grade in an enclosed area above clearwell. Access was extremely difficult.
	Muskogee Water System Improvements
	North Canadian Belt Press Project Rehabilitation of 2 existing clarifiers. Replacement of sluice gates Installation of sludge mixing systems Installation of 2 additional belt filter presses Rehabilitation of 2 existing belt filter presses Demolition of old equipment New plant emergency generator Polymer feed improvements
	North Canadian Transformer Project Removal and replacement of obsolete transformers and new primary wiring throughout the Wastewater Treatment Plant.
	North Canadian Wastewater Treatment Facility Improvements to the North Canadian Wastewater Treatment Plant in Oklahoma City include five 20,000 gpm replacement influent pumps, trolley/hoist system, biofilter odor scrubber system with re-circulation tank, mechanical bar screening system, ventilation system, and appurtenances.
	North Canadian Wastewater Treatment Plant Phase III Oklahoma City, OK. Rehabilitation of two existing clarifiers. New sludge mixing systems Two new belt filter presses Rebuild two existing belt filter presses Plant Generation System
	North Canadian WWTP
	Oklahoma City Downtown Canal - Oklahoma City The much-celebrated Canal located in downtown Oklahoma City is the flagship of the MAPS program. South canal - entertaining sceneic tour boats wind through historic Bricktown. Construction of the south pedestrian bridge was awarded the Merit Award. Owner: City of Oklahoma City
	Oklahoma City Downtown Canal - River Phase The various levels of stone-lined terraces makes you want to explore each landscaped alcove. This canal phase brings the South Canadian River close to the existing canal in Downtown Oklahoma City. A pavillion for entertaining is located just up the stairs on the highest terrace. A perfect spot to watch boats circle.
	Oklahoma State University West Chilled Water Plant - Phase II and Distribution System Improvements Includes the addition of 4,000 tons of chiller capacity, extension of the underground chilled water distribution system, a multiple cell cooling tower and concrete basin which was successfully tied to existing system during low Spring Break flow period. Features include: 5000 kva transformer 15kv Load Interrupter Switch colling tower pipe installation primary and secondary pumps refrigerant piping to chiller
	Overholser Dam Spillway Rehabilitation The Overholser Dam was originally built in the 1920's serving alongside one of Oklahoma City's oldest water treatment plants. This recent renovation dredging and scope of work includes: Site demolition Foundation Dewatering Sheetpiling Unclassified and rock excavation Furnish and install Dam instrumentation Place mass concrete Place structural concrete Site Restoration
	Quartz Mountain Pedestrian Bridge This expansive, covered, foot bridge spans the waterway and provides pedestrian access between the Quartz Mountain lodge and the Quartz Mountain Art and Conference Center. Its lodge style keeps in step with the natural surroundings of the Wichita Mountains.
	Sand Springs Wastewater Treatment Facility This project consisted of new construction of a primary influent lift station: step bar screen grit removal system belt filter press chemical treatment systems bio filter Renovations and tie-ins to existing plant operations completed project.
	Spraygrounds - City of Oklahoma City Nine new spray parks spread around the entire city for the Oklahoma City Parks Department. These spray parks, which will open to the public on Memorial Day 2007, include concrete pads with cementitious deck coating graphics and a vast array of water spray features that are designed for the enjoyment of children up to 12 years of age. The spray parks also include shade structures, picnic tables, and park benches for parents and on-lookers.
	Stilwell Wastewater Treatment Facility
	Tahlequah Water Treatment Plant Add filter to waste system New filter air scour New filter media Automated plant valves Controls improvements
	Tenkiller Dam
	Turner Turnpike Toll Plaza
	Western Avenue Bridge
	Western Avenue Dam The Western Avenue Dam controls the water elvations of the Canadian River for recreational purposes. Roller compacted concrete foundation six hydraulic retainer gates Owner: City of Oklahoma City
	Wewoka Streets
	WPC Chemical System Replacement Located in Tulsa, OK
	Yukon WWTP Construction consists of the addition of a new 100' diameter clarifier and a new pump station.