Products & Servicesv
Industry News
Premier Highway Construction Information
Whitley & Siddons has provided Highway Construction Information since 1932. We provide extensive information for the Texas and Oklahoma markets. Feel free to take a look at our Tutorials to get an idea of what we offer, along with several hardcopy published books, such as the Dope Book and TxDOT Personnel Book.

Contact us at support@WhitleySiddons.com if you have any questions regarding this or any of our services.

Letting Dates

Order Plans & Proposals

Go To Online Letting Page

Online Letting Text Msgs

Multi Year Schedule

Our Software

Click on an Image for detailed information.

Tutorials Here