Special Inspections and Construction Materials Testing

Twin Peaks inc performs special inspections and materials testing services for Con Edison facilities and sites throughout its service area. Under this contract, Twin Peaks also provides inspection and testing services for Oregon and Rockland County Utilities in their respective counties. Each BPA is a 3 year “on-call” contract. TPI’s special inspectors served various projects, including construction and alterations of substations, offices, parking areas, installation and repair of generators, gas mains, gas storage areas, and power distribution networks throughout the 5 boroughs, and various counties north of New York City. TPI’s inspectors also performed soil and asphalt compaction testing on various projects, including construction and alterations of substations, installation and repair of generators, buried gas mains, gas storage areas, and power lines.

Soil compaction (sand-cone and nuclear gauge methods), Asphalt compaction, Proctor, sieve, and soil classification lab testing, Asphalt density lab testing, Concrete field, plant, precast, placement, rebar, and post- installed anchors; Masonry; Structural Steel Welding, Details, Bolting, Erection, Fuel Oil Storage and Fuel Oil Piping Systems and NDT Testing; Fire-Resistant Sprayed Materials, Penetrations and Joints, and Rated Construction; Asphalt compaction, Proctor, sieve, and soil classification lab testing
Asphalt density lab testing, Alternative Materials – OTCR Buildings Bulletin # BB 2009‐019; Soils, including Site Preparation, Excavations, Soil Compaction, Subsurface Investigations (Boring), and PercolationTests. Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities Installation; and MEP Systems, including Mechanical, Emergency Power, (Generators), Smoke Control, Heating, and Sprinkler Systems;