Site work for a water / sewer project in Philadelphia, Pennsylvania. Completed plans call for site work for a water / sewer project.

50290, S-50290-G, 2205006 For Construction of Green Stormwater Infrastructure in Cottage Street From Bleigh Avenue to Sheffield Avenue, Relay of Water Mains in Sheffield Avenue No quotes will be accepted unless a Questionnaire & Financial Statement for Qualified Sellers with all questions fully answered is filed electronically on or before Tuesday, November 29, 2022 *The value for this project is based on a financial range. The value is listed as the highest possible cost from the range provided by a stakeholder or official project document. This work includes all work necessary to install complete and fully usable green stormwater infrastructure surface and sub-surface features in the project areas as shown and described in the Contract Documents. In general, the work includes sawcutting and removal of existing sidewalk and paving; excavation of trenches and disposal of material; excavation and grading of rain gardens, stormwater bumpouts and swales; installation of check dams and spillways; installation of clean washed stone and geotextile; installation of thermoplastic, ductile iron and RCP drainage pipe and fittings, cleanouts and riser structures; installation of energy dissipaters; installation of observation wells; installation of trench drains and concrete aprons; installation of new stormwater inlets, control structures and laterals; installation and modification of existing inlets, restoration of sidewalks, curbs and streets; and placement and grading of specified stormwater and planting soils. B. Construction shall not begin until all erosion and sedimentation control facilities have been installed and approved by the Philadelphia Water Department (PWD). The Contractor shall minimize disturbance within the working area wherever possible, and restrict the limit of disturbance to the extent feasible The work of this Contract includes all work necessary to produce complete and fully usable green stormwater infrastructure facilities as shown and described in the Contract Documents. B. The work of this Contract has a designed service life of 100 years. Because of the great expense involved in detecting, locating, and repairing defects, only the best methods and materials, and the most skilled workers, shall be used in the performance of this work. C. The paving work of this Contract has a designed service life of 40 years. All such work shall conform strictly to the requirements of the Philadelphia Streets Department (for work in City Streets) and of the Pennsylvania Department of Transportation (for work in State Highways). D. Past experience indicates that inadequate compacting of backfill in water sewer, and stormwater trenches frequently results in premature failure of paving patches. The Contractor will be required to adhere to the specific placement and compaction requirements as directed elsewhere in these Specifications.