US Highway 50 Improvements, Sacramento, CA

Provided field surveying for Caltrans’ $400 million reconstruction of the US 50 freeway in Sacramento.  The project included over nine miles of freeway reconstruction from Watt Avenue to the Interstate 5 interchange.  Project features included new HOV lanes, sound walls, road surface replacement, road and bridge widening, striping, signage, ramp reconfiguration, and drainage and utility relocation.

Marine Ocean Terminal Concord (MOTCO), Concord, CA

CWE prepared the topographic surveys for three different areas of MOTCO. Located existing utilities. Utilized vertical and horizontal control tied to the North American Vertical Datum 1988 appropriate to the site. Located surface evidence and underground features (plan and profile) of all utility lines within the project areas, all in accordance with US Army Corps of Engineers standards.

Lakeport Seawall, Lakeport, CA

CWE conducted the topographical survey for 650 feet of seawall, sidewalk, dock area, and park in Lakeport, CA.  The purpose of the project was to raise the existing seawall to reduce the frequency of frequent flooding due to high water surface elevations in Clear Lake.  The field survey included a 2-man crew with in-water survey work required.

Douglas Blvd Widening and Modified left turn lanes, Granite Bay, CA

Project included approximately 1,000 LF of widening along Douglas Blvd with new deceleration and acceleration lanes to Granite Estates Drive. Reconstruct left turn lanes north and south bound on Douglas Blvd to increase stacking lengths for left turn onto Granite Estates Drive and left turn onto Berg Street.

PCWA Sediment Removal Project, Placer County, CA

Developed plans and technical specifications, and assisted in developing bid documents for a project that included removing accumulated river sediments from several sediment bars and diversion dams located along the Middle Fork of the American River.  Plans included phasing at each site in order to direct contractors to perform the work in an efficient manner and in compliance with the US Army Corp of Engineers permit as well as other permits and regulations. Plans also accounted for management of water within the excavation sites through the construction of diversions and bypasses, and crossings.

Ione Band Long Range Transportation Plan, Amador County, CA

The Long Range Transportation Plan was prepared as part of the development of strategies to meet transportation needs of the Ione Band of Miwok Indians. The strategies included current and future land use, economic development, traffic demand, public safety, health, and social needs for the Tribe. The plan outlined the Tribe’s transportation needs to fulfill Tribal goals.

Drum Penstock Survey Monitoring, PG&E, Placer County, CA

In association with PG&E, the proposed project included the setting and monitoring of specific points on the existing side and rear walls of the Drum Penstock structure at PG&E’s Drum Forebay, Placer County, CA. This scope included setting and monitoring twelve (12) points plus required control during construction adjacent to the structure.

Indian Health Service, Department of Health and Human Services, Southern Youth Regional Treatment Center, Hemet, CA (Design/Build)

CWE, in collaboration with Trinity Built Construction designed and installed an emergency standby generator at the existing Youth Regional Treatment Center located at 39990 Faure Road, Hemet, Riverside County, CA. The work included construction documents and permitting with the Air Quality Control Board for a 600kva generator and 800 gallon reserve diesel tank.

PCWA Utility Conduits, Placer County, CA

Developed plans and technical specifications for conduit installation for a communications system between various PCWA facilities in the Sierras, PCWA and Placer County microwave antennas in Foresthill, and PCWA offices.  A future contract included the installation of fiber and connections to the various facilities.  CWE also assisted with permitting from Placer County and with Construction Administration.