The City of Harlingen seeks a qualified engineering firm to provide full‑service professional engineering, design, environmental permitting, and related project management for the extension of the Arroyo Colorado Hike & Bike Trail to Dixieland Reservoir. The scope includes topographic and geotechnical surveys, schematic through 100 % design, wetland delineation, multiple federal and state permitting applications, stakeholder coordination, land acquisition support, and preparation of construction documents. The firm will be evaluated on approach, experience, capability, and regulatory familiarity, with a shortlist of three firms evaluated after the Feb 10 submission deadline. The contract will be a lump‑sum professional services agreement, negotiated in March, with an estimated project duration of 315 calendar days.
• Design and engineering deliverables (schematic, 30‑60‑90‑100 % plans) for a 10‑ft asphalt trail
• Environmental analysis and permit applications to USACE, USFWS, IBWC, TxDOT, TPWD, TDLR, THC
• Coordination of surveys, right‑of‑way mapping, stakeholder meetings, and land acquisition support