ArcSine, working as a subconsultant to West Yost & Assoc...read more »iates, designed comprehensive upgrades to the Tulelake WWTP in Tulelake, California. Improvements consisted of new pumping systems for the influent and effluent pump stations, including new controls. Replacement of across-the-line aeration blowers with VFD-controlled blowers. Motorized gates for flow coordination, new weather station and data logger, new alarm auto dialer, and replacement of the standby generator system. « read less
Water system improvement project intended to segregate priva...read more »te Special Use Permit (SUP) holders from the water distribution system operated by the US Forest Services (including two well sites, a storage tank, and distribution piping) serving two Forest Service campgrounds. « read less
City of Redding - Foothill Water Treatment Plan Improvements Job 1480.00
This project designed improvements to an essential in-servic...read more »e water treatment plan in the City of Redding, California. Improvements included electrical and instrumentation/controls modifications to support: individual filter from monitory and control for each of four filters; the addition of a Filter-to-Waste System; and the construction of a second spent washwater equalization basin. « read less
Bear River Band of Rhonerville Rancheria - Recreation Center, Phase 2 Job 1506.00
Power distribution, lighting design, HVAC, and plumbing desi...read more »gn for the construction of a new 23,700-square-foot two-story recreation center, located in Loleta, California. « read less
Yuba City Wastewater Treatment Facility Improvements Job 1512.00
On-call task order contract for ongoing engineering support ...read more »at an in-service wastewater treatment facility. Work included design of: high purity oxygen generation system, new secondary clarifier, rehabilitation of three existing clarifiers, new digested sludge dewatering facility, and a facility-wide evaluation of electrical power distribution and instrumentation/controls systems. « read less
Performed a comprehensive audit of the the City of Modesto&#...read more »39;s existing water, wastewater, and storm water SCADA systems, which consisted of proprietary hardware and software developed by HSQ Technologies. City SCADA was comprised of a 20 year-old central computing infrastructure and remote devices at over 200 sites throughout the city. The Audit defined present and future SCADA requirements, and evaluated and decided how to best meet those requirements. ArcSine's Audit developed a roadmap which clearly defined the sequence, timing, costs, staffing and other aspects of the SCADA migration. ArcSine's work products were suitable for planning, budgeting, and usable by technical and managerial personnel. « read less
Electrical engineering support for decommissioning the Humbo...read more »ldt Bay Nuclear Power Plant. Support included electrical design and supporting calculations for phased decommissioning of various elements of the Humboldt Bay Power Plant. « read less
Novato Sanitary District - RWF Expansion Job 1617.00
ArcSine designed electrical and control system improvements ...read more »for improvements to the Novato Sanitary District's in-service Recycled Water Facility (RWF) to increase the Plant's capacity from 0.85 MGD to 2.55 MGD. « read less
ArcSine provided electrical and control system engineering s...read more »upport for water system improvements for the City of Tulelake, California. Improvements included a complete rehabilitation of the Well No. 1 site, the addition of a standby generator at Booster Pump Station No. 1, including an Automatic Transfer Switch (ATS), the addition of a standby generator and ATS at Well No. 3, the addition of an ATS at Lift Station No. 2, and consolidation of the power distribution system at the corporation yard (BPS, Well No. 1, and Lift Station No. 1). « read less
MEP design of a two-story 4,000-square-foot addition to an e...read more »xisting 5,500-square-foot home. Facility will be operated by the "Friends of Hospice". Project included the addition of eight new suites with private bathrooms and a two-story elevator. This was the primary residence of Harry Holmes of the Harry & David business. « read less
Red Bluff City Hall - Boiler/Chiller Replacement Job 1634.00
Provided engineering design and bidding assistance services ...read more »necessary for the replacement of the existing Chiller and condenser units (air conditioning), and the Boiler (heating equipment) at the Red Bluff City Hall complex. « read less
Las Gallinas Valley Sanitation District Secondary Improvements Support - SDB/SDC Job 1663.03
Provided design review support and value engineering on beha...read more »lf of the District and performed coordination with Contractor during construction for electrical and control systems. « read less
Yuba City Digester, Dewatering, and Electrical Facility Improvements Job 1703.00
ArcSine performed detailed evaluations of the Plant Instrume...read more »ntation, Control Systems, and Power Distribution Systems in support of developing Technical Memoranda (TM) recommending proposed improvements. Collaborative workshops with the City resulted in decisions comprising the basis for the ultimate design scope. ArcSine's design included replacement of five site distribution 12kV transformers and associated substations, wholesale process and electrical improvements to the headworks, digester, and sludge dewatering processes, including new 480-volt MCC's, demolition and replacement of aging MCC's in the Grit, Return Activated Sludge (RAS) and chlorine processes, integration of a new Secondary Clarifier (electrical and controls), and design of 4 new plant PLC control panels. « read less
Northern California & Oregon Engineering Company serving Redding, the Bay Area, and the surrounding Northern California area, as well as Medford, Rogue Valley, Willamette Valley, Southern Oregon, Central Oregon, Nevada, Washington, Idaho, Utah, and Arizona.
