Arizona Procurement Portal #BPM007754

City of Chandler Olsen Addition Main Replacement – Water Main and Geotechnical Services Solicitation

The City of Chandler is seeking bids for the Olsen Addition Main Replacement project, focusing on water infrastructure upgrades and geotechnical services. - Government Buyer: - City of Chandler, Maricopa County, Arizona - Scope of Work: - Replacement of approximately 5,350 linear feet of existing water mains with new piping and appurtenances (sizes 6-inch to 12-inch) - Geotechnical review, field reconnaissance, and coordination with Arizona 811 for utility location - Drilling and sampling of seven exploratory borings to depths of about 10 feet - Laboratory testing of soil samples for moisture, density, gradation, Atterberg limits, consolidation, shear, and corrosivity - Preparation of a comprehensive geotechnical report with findings and recommendations - Products/Services Requested: - Water main piping and appurtenances (6-inch to 12-inch diameter, approx. 5,350 linear feet) - Geotechnical review and field reconnaissance - Drilling and sampling (7 borings) - Laboratory soil testing - Geotechnical report preparation - Unique/Notable Requirements: - Compliance with ASTM Methods D1586 and D3550 for soil sampling - Coordination with local utility notification systems (Arizona 811) - No specific OEMs or vendors named; open to qualified contractors and service providers

Description

This solicitation is for the replacement of approximately 5,350 linear feet of existing water mains with new piping and appurtenances ranging in size from 6-inch to 12-inches. The scope of work includes reviewing geotechnical data, obtaining permissions, conducting geologic reconnaissance, marking boring locations, arranging traffic control, drilling and sampling exploratory borings, laboratory testing of soil samples, and preparing a report with findings and recommendations. The project requires compliance with ASTM testing methods and coordination with Arizona 811 for notifications. The bid submission deadline is September 10, 2026.

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