
PAST PROJECTS
Take a look at what we have done and where we have been!
Rifle Dewatering
Rifle, CO
2021

The project consists of construction improvements to the biosolids dewatering system at the Rifle Regional Wastewater Reclamation Facility in Rifle, Colorado. Work includes demolition of the existing cannibal screening system and installation of a new dual screw press and appurtenances including screw conveyors, polymer system and flocculation tank for biosolids
dewatering in the headworks building. Additionally, the dewatering system upgrades will include installation of a new sludge pump in the RAS/WAS/UV building.
AVON DRINKING WATER FACILITY CHEMICAL FEED UPGRADES
Avon, CO
2021

1. Removal of existing aluminum chloride metering pumps, and chemical piping from tanks to existing metering pump discharge header. 2. New aluminum chloride metering pump system, suction header piping from storage tank valves to metering pumps, discharge piping connection from metering pumps to existing discharge piping, and new retractable chemical injection quill. 3. Removal of existing potassium permanganate storage tank, metering pumps, and all chemical piping.
4. New sodium permanganate IBC tote bulk transfer station. Station to include transfer pumps and associated piping to transfer from an IBC tote to bulk storage. 5. New Sodium permanganate bulk storage tank, metering pump system, chemical piping from the storage tank outlet to the two (2) chemical injection points, and new retractable chemical injection quills. 6. Removal of existing cationic polymer storage tank, containment tub, metering pumps, and all chemical piping.
7. New cationic polymer IBC tote transfer area, storage tank, metering pump system, all associated chemical piping, dilution water line with RPZ, manual control valve, magnetic
flow meter, and retractable injection quill. 8. Removal of existing dilute sodium hypochlorite metering pumps, chemical piping and appurtenances from the 2-inch storage tank discharge line to existing discharge piping to each injection location, and chemical injection quill. 9. New dilute sodium chloride metering pump system, suction piping, discharge piping, and
retractable chemical injection quill
Wildin Bridge Repair & Decking Replacement
Pitkin County Open Space, CO
2021

Bridge repair services at the Wildin Open Space Property located approximately ¼ mile south of Penny Hot Springs
Noecker Dam Outlet Replacement Project
North of Silverthorne, CO
2020

Noecker Dam Outlet Replacement Project entails a cut-and-cover replacement of the existing outlet conduit and construction of new outlet works complete with inlet structure, inclined slide gate, grade beam, reinforced concrete encased conduit, filter collar and drain system, and outlet structure. The project also includes placement and compaction of stockpiled embankment materials, dam crest grading and installation of upstream slope protection riprap.
Northstar Bridge Rail Repair
Aspen, CO

Northstar Bridge Rail
GWS Waterline Insulation Improvements
Glenwood Springs, CO (multiple locations)
2020

Removal and Installation of pipe insulation and heat tape on 5 bridges
Carbondale WTP
Carbondale, CO
2020

Installation of two (2) new cartridge filter vessels at the WTP; installation of all associated filter equipment, piping, and instrumentation; and installation of chlorine injection and analyzer equipment at the well house
Maroon Bells Trail Bridges
Maroon Bells Wilderness - Aspen, CO
2020

Trail Bridge Repairs
Hayden WTP Pipe Gallery
Hayden, CO
2019-2020
Includes improvements to the existing Hayden Water Treatment Plant, including replacement of 4”-16” interior piping; replacement of valves, actuators, meters, and instruments; new 4”-16”exterior yard piping; addition of a new PAC chemical feed building; replacement of chemical feed equipment and pumps; structural reinforcement of the chlorine room floor; and upgrades to electrical and controls.
RFWSD WWTP Facility Expansion
Carbondale, CO
2019

The project generally consists of construction to expand the District’s existing wastewater treatment facility to a new treatment capacity of 0.214 MGD. Work includes installation and start-up
of new equipment including but not limited to, pumps, submersible mixers, clarifier mechanism, air diffuser grids, blowers, basin covers, and miscellaneous handrails and interior
process piping.
Swing Bridge Replacement
Browns Park Nature reserve, NW Colorado
2017

Remove and replace all elements below the main cables of a 320' long suspension bridge over the Green River