From the notice

Description The United Stated Embassy in Kingston, Jamaica, plans to issue a Request for Quotations (RFQ) for trenching, conduit and ground-well installation in various locations on the Embassy compound. Scope of Work: The contractor will provide all labor, equipment, supervision, material specific to the back filling and compaction and management needed to complete the job Infrastructure Support System - Handhole / Underground Conduit System Trenching Nine locations have been identified requiring trench work. Thirteen locations have been identified requiring trench work. Before excavation, the Contractor shall locate and verify all existing utilities in the proposed trench alignment. If excavation interferes with existing drains, piping, or structures, the Contractor shall immediately notify, in writing, the COR and provide temporary protection for these systems before proceeding. Trenching from Handholes The Contractor shall make wall penetrations into existing manholes/handholes as required for the number and size of conduits entering and exiting each structure, in accordance with the drawings. Conduit Existing conduit shall remain in place unless the drawings specifically direct removal or modification. Under grass, soil, the Contractor shall install Schedule 80 PVC conduit with a minimum cover of 24 inches (610 mm) from finished grade to top of conduit, or as indicated on the drawings, whichever is greater. All underground 90 degree bends with a 12inch (305 mm) radius shall use prefabricated sweeping bends.

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