TD&H Engineering
Recent Projects Posted
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Harrington Wastewater Treatment Plant Upgrades
Bids 9/16/26 -
Ione Sewer Replacement & Lining Project
Bids 9/16/26 -
Ione First and Blackwell Sidewalk Improvement
Bids 7/29/26 -
Almira Chip and Scrub Seal Project
Bids 6/4/26 -
Oakesdale TIB Ramp Replacement
Bids 3/26/26 -
Water Systems Improvements - Phase 3
Bids 1/29/26 -
Coulee Dam TIB ADA Ramp Upgrades - REBID
Bids 7/2/25 -
ADA Ramp Replacement - East Side of City of Harrington
Bids 6/26/25 -
Oakesdale 2025 Seal Coat Project
Bids 6/5/25 -
Coulee Dam TIB ADA Ramp Replacement Stage 1
Bids 6/10/25
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