Schedule of scientific services contracts

TxDOT's Houston District manages its contracts by issuing requests for proposals (RFPs) to solicit proposals from service providers.  The district issues contracts pursuant to the Texas Transportation Code, Chapter 223, Subchapter D, and 43 TAC §§9.80-9.88.  When RFPs are available, service providers may download the RFP from the Electronic State Business Daily after it is posted.  A letter of interest must be submitted upon downloading the RFP.

Houston environmental documentation and technical services

TxDOT’s Houston District anticipates issuing an RFP soliciting proposals for indefinite deliverable contracts for performing environmental documentation and other environmental services.  Services include production of environmental documentation and technical services for transportation activities identified under 23 CFR 771, 43 TAC Part 1, Chapter 2 and other regulations related to compliance with federal and state environmental standards.  The RFP will be posted on Texas SmartBuy (ESBD) during July 2026.  RFPs will not be released prior to posting to ESBD.

Find the schedule of Houston District Scientific Services Contracts.