Quarter 2 - Massachusetts Water Resources Authority

Projects In Construction2 nd Quarter , FY13(Progress Percentages based on Construction Expenditures)Spot Pond Water Storage FacilityProgress – December 2012100%80%60%40%20%0%Project Summary: This is a design/build project for the constructionof two, 10 million-gallon covered concrete storage tanks and aburied pump station, which will provide back-up redundancy for theNorthern High and Northern Intermediate High distribution serviceareas.Status and Issues: As of December, the Contractor completed finalblasting and continued with the preparation of the sub-grade. Theyinstalled the crushed stone bedding for the first tank (#2) and beganthe concrete work, with the first placement taking place by monthsend. In addition, erosion controls at Pipeline and Hemlock Roadwere installed, as well as tree protection on Hemlock Road.J-12 F-12 M-12 A-12 M-12 J-12 J-12 A-12 S-12 O-12 N-12 D-12PlannedActual100%80%60%40%Quabbin UV DisinfectionProgress – December 2012Project Summary: This project will improve the quality of thedrinking water delivered to the CVA communities serviced by theMWRA. It involves the addition of UV disinfection at the QuabbinDisinfection Facility to meet the EPA’s regulation for a secondmeans of disinfection for unfiltered water systems.Status and Issues: This contract in the amount of $5.5 million wasawarded at the December 12, 2012 Board of Director’s meeting.20%0%D-12 J-13 F-13 M-13 A-13 M-13 J-13 J-13 A-13 S-13 O-13 N-13PlannedActualHultman Aqueduct Interconnections ProjectProgress - December 2012100%80%60%40%20%0%J-12 F-12 M-12 A-12 M-12 J-12 J-12 A-12 S-12 O-12 N-12 D-12PlannedActualProject Summary: This project includes rehabilitationconstruction to the Hultman Aqueduct to provide redundancy tothe MetroWest Tunnel from Southborough to Weston by addingfive new MetroWest/Hultman interconnections, two surge reliefstructures, 13.5 miles of internal rehabilitation and 15 miles ofexternal access work.Status and Issues: Through December, the Contractorcontinued with the excavation and replacement of five 60-inchTED valves and piping at River Road. They reinstalled the 48”BFV in the Branch Line Chamber and began the 30 cycle timetest to verify the seal. In addition, they installed manholes atRiver Road on the WASM 3 and 4 pipelines and continued withthe installation of the new 84-inch steel pipe at Loring Road.16