A tank replacement including construction of a new 800,000-gallon pre-stressed wire wound concrete water storage tank to be located on the existing Department of Public Works property. The project includes, site work, site utility upgrades, installation of an active tank mixer, new instrumentation and radio equipment, electrical upgrades, relocation of existing 8-inch ductile iron water Continue Reading
The project included the removal of a 21,000 gallon temporary metal water storage tank along with the replacement of a permanent 175,000 gallon concrete water storage tank, a high lift pump station with 3 high lift pumps, associated yard piping and valving for transmission and operation of the expanded system and all materials, equipment, services Continue Reading
The work for this project consists of construction of a new water treatment facility adjacent to the District’s existing supply Wells #7 and #8. The treatment building consists of an approximately 5,000 square foot masonry structure housing three 10-ft diameterGreensand Plus (GSP) media pressure filters and two 10-ft diameter Granular Activated Carbon (GAC) filters along Continue Reading
During the facility rehabilitation, a temporary bypass pumping system will be utilized, allowing the facility to deactivate in order to replace certain equipment and to expedite the construction work. Additionally, site drainage improvements immediately adjacent to the facility, including a drainage swale and MassDOT stormwater system connection, will also be constructed. With numerous updates in Continue Reading
The work to be performed under this contract includes excavation and material handling, transportation, and disposal of polluted soil, demolition and replacement of existing pavement and curbs, removal of trees, brushes, and shrubs, cutting and relocation of existing utilities; demolition and removal of existing utilities, furnishing new utilities underground duct banks, conduits, terminations, and splices, Continue Reading
Project involved all labor and supervision, materials, accessories, equipment, and tools necessary to furnish, install, and test pipe lining (which includes all necessary fittings and special pieces) for the rehabilitation of existing sanitary sewers. Accept cleaning operations by reviewing CCTV; Confirm protruding service taps are properly trimmed; Confirm cleaned pipe is not PVC pipe and Continue Reading
Work under this contract includes: • Construction of new 10”, 24”, and 42” diameter gravity sanitary sewer main and manholes. • Connections to sanitary utilities. • Installation of 4”, 6”, 20”, 24”, and 30” force main; fittings, and associated appurtenances. • 6” jack and bore casing. • 30” horizontal directional drill. • Removal and disposal Continue Reading
Project involved a large new dewatering building and equipment upgrade, both mechanical and electrical. Project included excavation and concrete placement for building foundation and building structure to house two new large gravity belt thickeners. In order to install the foundation, several active process pipelines needed to be bypassed and rerouted around the foundation. Once the Continue Reading
The Project includes the following work: • Replacement of approximately 5,200 linear feet of 10-inch asbestos cement water main with 24-inch cement lined ductile iron water main along the Middlesex Turnpike from Adams Street to Burlington Mall Road, including valves, hydrants, services, appurtenances, and restoration. • Installation of approximately 800 linear feet of 16-inch cement Continue Reading
The work includes labor, material and equipment, services required for construction, testing, and commissioning of the project: • Construction of new 6-inch through 12-inch cement lined ductile iron water main including new valves, hydrants, fittings, and service connections. • Furnishing, installing, and maintaining 2-inch and 6-inch temporary water main to provide water service and fire Continue Reading