NIGP 92583: Sanitary Engineering

NIGP 92583 Sanitary Engineering, an Item code, encompasses construction administration and inspection services, design and engineering support, and technical assistance for wastewater and water infrastructure projects that state and local governments are actively procuring. Recent solicitations show municipalities and counties contracting for lift station rehabilitation, sewer main replacement and lining, force main construction oversight, wastewater treatment facility evaluations, and on-call engineering support for water reclamation and collection system improvements across multiple disciplines including hydraulic modeling, utility coordination, permitting, and construction phase management. Cities and counties dominate the issuing-body mix, with the City of Phoenix appearing as a repeat buyer of specialized sewer rehabilitation engineering services; water districts, regional authorities, and development agencies also participate. Georgia, Arizona, Florida, and Oregon show the most recent solicitation activity, with work posted through the third quarter of 2026.

Representative recent opportunities include the City of Phoenix's October 2026 RFQ for construction administration and inspection services for Lift Station 47 Redundant Force Main (estimated construction cost $7.9 million, qualifications-based selection with pre-submittal meeting); the City of Phoenix's July 2026 RFQ for large diameter ductile iron pipe sewer rehabilitation engineering services covering 14 miles of sanitary sewer (287 Grade 3 segments, diameters 15–60 inches, qualifications-based with one to three finalist teams for negotiation); the City of Bend, Oregon's September 2026 RFP for Southwest Sewer Improvements Phase 3 design and construction services addressing system deficiencies through mainline extension and septic-to-sewer conversion ($3.875 million project budget); and the Oregon Health Authority's October 2026 RFP for Circuit Rider Drinking Water Services providing on-site technical assistance to small community water systems under 10,000 population (fixed-rate $150 per hour, two-year initial term with potential for five-year cumulative duration, federal Safe Drinking Water Act funding). West Basin Municipal Water District in California awarded up to five on-call professional engineering firms for comprehensive water and wastewater design and rehabilitation services through June 2029 (approximately $3 million estimated total value across all consultants, time-and-material compensation, SBE/LBE subcontractor incentives available).