Construct New Road, SL 335

The Texas Department of Transportation (TxDOT) Amarillo District is soliciting bids for a State Let Construction Contract to construct four new main lanes, ramps, and an Arden Road grade separation on State Loop 335 in Randall County, Texas, spanning 1.6 miles from north of FM 2186 to north of Arden Road, with bids due August 5, 2026. This is a Federal Aid Project requiring notarized Buy America Certification Forms for all items classified as construction materials.

The scope comprises embankment (230,572 cubic yards), flexible base (3,482 square yards), asphalt concrete pavement (61,087 square yards), concrete pavement (47,697 square yards), reinforced concrete pipe (8,348 linear feet in various sizes), drainage structures, signage, lighting, traffic signals, retaining walls, and erosion control measures across 217 bid items. Bidders may submit alternative pavement-type proposals; rigid concrete paving bids will be subject to a $300,700 life-cycle cost adjustment upward from the flexible pavement design. Special provisions cover cement treatment, asphalt and concrete specifications including air entrainment and synthetic macro-fiber inclusion for bridge decks, prestressed concrete beam requirements with calcium nitrite admixture, retaining wall specifications, traffic control plans maintaining access during construction, temporary erosion control, and electrical and signal installations.

Project completion is required in 537 working days. Bidders must submit a proposal guaranty of $100,000 as a cashier's check, teller's check, or bid bond, and audited financial statements and experience questionnaires at least ten days prior to the letting date. Contractors must acknowledge receipt of all addenda or their bids will not be read. Full contract bonds are required upon award. A mandatory pre-bid conference was held July 21, 2026, at 1:30 p.m. at the Amarillo District Headquarters.