CONS-23232 - USA (Tucson, Arizona) - Geotechnical Engineering and Materials Testing Services - Deadline September 10,2026

(1) Vendor needs to provide geotechnical engineering and materials testing services to the government authority located in Tucson, AZ. – Provide various geotechnical engineering and materials testing services obtained through several Departments on an “as–needed“ basis.– Geotechnical Engineering Services, including but not limited to:• Provide design and recommendations for excavation and fill slope stability and/or soil retention during construction as well as long term completion of the project• Perform subgrade investigations for roadway and provide designs for pavement structures• Coring or boring to determine soil properties and design parameters• Provide foundation recommendations for structures• Provide designs for slope or soil retention including soil cement mix designs• Review of Plans and Specifications• Plasticity and remolded swell testing• Provide earthwork factors for shrink and swell• Evaluation of collapsible soils• Construction vibration and noise monitoring and analysis• Hydrology analysis for impacts on existing structures– Materials Testing Services, including but not limited to:• Field density testing and reports• Proctor testing• Concrete cylinder sampling, testing and reports• Bituminous and Asphaltic Concrete sampling, testing and reports• Concrete core sampling, testing and reports• Soils and aggregate testing, including, but not limited to sieve analysis, Atterberg limits, chemistry testing and sand equivalent• Continuous earthwork monitoring• Perform materials testing for soil cement(2) Pre–bid meeting will be held on August 20, 2026.