TxDOT San Antonio District lettings: open and upcoming

5 San Antonio District projects advertised for bids and 5 on the upcoming letting schedule as of October 22, 2026. Estimates are TxDOT's own.

Updated October 22, 2026 from the BidLasso daily digest run

Always verify on the official posting. Agencies change dates, issue addenda and cancel solicitations. BidLasso compiles public information and is not affiliated with, endorsed by, or acting on behalf of any agency.

Data comes from TxDOT's project information on the Texas Open Data Portal. Plans and proposals are on TxDOT's letting and bids pages. "Upcoming" projects are on the schedule but may not be advertised yet. That's useful lead time to line up subs, suppliers and bonding.

Advertised: bids being received

IH 10: Traffic Control

TxDOT · San Antonio District · No. CSJ 6510-76-001 · Statewide Let

Traffic Control Services on IH 10. Routine Maintenance Project - Sealed (est. $2.5M; Bexar County).

  • Due: Tue, Nov 3, 2026, 1:00 PM CT
  • Bonds / guarantee: Proposal guarantee $51,000; DBE goal 0%
  • TxDOT estimate: $2.5M
  • County: Bexar
  • Submit via: TxDOT Statewide Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

IH 35: Erosion and Scour Repair

TxDOT · San Antonio District · No. CSJ 6498-00-001 · Local District Let

Erosion Repair on IH 35 from Ih35 Sbfr to AT Salado Creek. Bridge Preventative Maintenance - Sealed (est. $74K; Bexar County).

  • Due: Thu, Nov 12, 2026, 1:30 PM CT
  • Bonds / guarantee: Proposal guarantee $1,000; DBE goal 0%
  • TxDOT estimate: $74K
  • County: Bexar
  • Submit via: TxDOT Local District Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

IH 37: Erosion Repair

TxDOT · San Antonio District · No. CSJ 6498-01-001 · Local District Let

Erosion Repair on IH 37 from Ih37 to AT FM 1099. Bridge Preventative Maintenance - Sealed (est. $211K; Atascosa County).

  • Due: Thu, Nov 12, 2026, 1:30 PM CT
  • Bonds / guarantee: Proposal guarantee $4,000; DBE goal 0%
  • TxDOT estimate: $211K
  • County: Atascosa
  • Submit via: TxDOT Local District Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

SH 16: Erosion Repair

TxDOT · San Antonio District · No. CSJ 6509-35-001 · Local District Let

Erosion Repair on SH 16. Routine Maintenance Project - Sealed (est. $761K; Bandera County).

  • Due: Thu, Nov 12, 2026, 1:30 PM CT
  • Bonds / guarantee: Proposal guarantee $15,000; DBE goal 0%
  • TxDOT estimate: $761K
  • County: Bandera
  • Submit via: TxDOT Local District Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

SH 16: Erosion Repair, Mill and Inlay, and Metal Beam Guard Fence Upgrade

TxDOT · San Antonio District · No. CSJ 6494-06-001 · Local District Let

Erosion Repair on SH 16 from AT SAN Geronimo Creek NB to AT SAN Geronimo Creek SB. Bridge Preventative Maintenance - Sealed (est. $438K; Medina County).

  • Due: Thu, Nov 12, 2026, 1:30 PM CT
  • Bonds / guarantee: Proposal guarantee $9,000; DBE goal 0%
  • TxDOT estimate: $438K
  • County: Medina
  • Submit via: TxDOT Local District Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

Upcoming on the letting schedule

IH 37: Bridge Preventative Maintenance

TxDOT · San Antonio District · No. CSJ 6504-45-001 · TxDOT letting

Bridge Preventative Maintenance on IH 37. Bridge Preventative Maintenance - Sealed (est. $300K; Bexar County).

  • Due: Estimated letting Tue, Dec 1, 2026 (TxDOT schedule; not yet advertised)
  • Bonds / guarantee: Proposal guarantee $0; DBE goal 0%
  • TxDOT estimate: $300K
  • County: Bexar
  • Submit via: TxDOT letting (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

SH 151: Bridge Preventative Maintenance

TxDOT · San Antonio District · No. CSJ 6504-44-001 · TxDOT letting

Bridge Preventative Maintenance on SH 151. Bridge Preventative Maintenance - Sealed (est. $300K; Bexar County).

  • Due: Estimated letting Tue, Dec 1, 2026 (TxDOT schedule; not yet advertised)
  • Bonds / guarantee: Proposal guarantee $0; DBE goal 0%
  • TxDOT estimate: $300K
  • County: Bexar
  • Submit via: TxDOT letting (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

IH 410: Districtwide Callout Pavement Markings

TxDOT · San Antonio District · No. CSJ 6510-99-001 · Statewide Let

Pavement Markings on IH 410. Routine Maintenance Project - Sealed (est. $1.5M; Bexar County).

  • Due: Estimated letting Wed, Dec 2, 2026 (TxDOT schedule; not yet advertised)
  • Bonds / guarantee: Proposal guarantee $36,000; DBE goal 0%
  • TxDOT estimate: $1.5M
  • County: Bexar
  • Submit via: TxDOT Statewide Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

Construct Sidewalks Along SL 368

TxDOT · San Antonio District · No. CSJ 0016-08-053 · Statewide Let

Construct Pedestrian Infrastructure on SL 368 from IH 410 to N. New Braunfels. Pedestrian, Sidewalks & Curb Ramps (est. $1.2M; Bexar County).

  • Due: Estimated letting Wed, Dec 2, 2026 (TxDOT schedule; not yet advertised)
  • Bonds / guarantee: Proposal guarantee $23,000; DBE goal 0%
  • TxDOT estimate: $1.2M
  • County: Bexar
  • Submit via: TxDOT Statewide Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

FM 306: Install Continuous Turn Lane

TxDOT · San Antonio District · No. CSJ 1728-02-069 · Statewide Let

Hazard Elimination & Safety on FM 306 from 1.0 Mi. West of Purgatory Rd. to 0.4 Mi. East of Purgatory Rd.. Safety Improvement Projects (est. $3.8M; Comal County).

  • Due: Estimated letting Wed, Dec 2, 2026 (TxDOT schedule; not yet advertised)
  • Bonds / guarantee: Proposal guarantee $75,000; DBE goal 0%
  • TxDOT estimate: $3.8M
  • County: Comal
  • Submit via: TxDOT Statewide Let (proposal via TxDOT; plans on TxDOT Plans Online)
Official posting →

TxDOT lettings for your area, weeks ahead

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Questions

Which counties are in the TxDOT San Antonio District?

The items on this page are the San Antonio District projects in TxDOT's public project data. Today they include work in Atascosa, Bandera, Bexar, Comal, Medina counties. Check TxDOT's site for the full district map.

What is a proposal guarantee?

The bid security you submit with a TxDOT proposal. TxDOT lists the amount for each project (for example, Proposal guarantee $51,000 on IH 10: Traffic Control). Check the proposal for the accepted forms.

Do I need to be prequalified to bid TxDOT work?

Yes. TxDOT must qualify bidders before they can bid or receive a proposal on a construction or maintenance project. Read our TxDOT prequalification guide.

What do Statewide Let and Local District Let mean?

They are the letting types TxDOT shows for each project. Statewide lettings are TxDOT's central monthly lettings, and local lettings are let by the district. The proposal and TxDOT's letting pages say where and when bids are received.

More San Antonio bid resources