WPI-8 Windstorm Certification in Port Lavaca, TX
Calhoun County • Wind Zone III (140 mph)
Licensed professional engineers providing fast WPI-8 and WPI-8E windstorm certification for residential and commercial properties in Port Lavaca. TDI applications for ongoing and completed construction, serving Calhoun County with 14-day standard or 5-day rush service. Call (361) 203-5423.
Windstorm Certification Requirements
- WPI-8 or WPI-8E windstorm certification mandatory for all construction
- Coastal bayfront — high wind zone and storm surge requirements
- Hurricane Harvey recovery area — heightened inspection standards
- Elevated construction standards for waterfront properties
Applicable Building Codes
International Residential Code (IRC) 2021
International Building Code (IBC) 2021
28 TAC Chapter 5 (TDI Windstorm Inspection Rules)
Calhoun County coastal construction and flood standards
Common Projects We Certify
Port Lavaca Windstorm Certification FAQs
Do I need windstorm certification in Port Lavaca, TX?
Yes. Properties in Port Lavaca (Calhoun County) fall within Wind Zone III (140 mph), which means TDI windstorm certification is required for new construction, re-roofing, and major exterior modifications. WPI-8 certification is for ongoing construction, while WPI-8E applies to construction that has been completed. Call (361) 203-5423 to verify your property's requirements.
How long does WPI-8 certification take in Port Lavaca?
Our standard turnaround is 14 days from deposit to TDI submission for Port Lavaca properties. Rush service is available with a 5-day turnaround. The on-site inspection typically takes 30-60 minutes depending on project complexity. Call (361) 203-5423 to schedule.
What building codes apply to windstorm construction in Port Lavaca?
Construction in Port Lavaca must comply with the International Residential Code (IRC) 2021, International Building Code (IBC) 2021, 28 TAC Chapter 5 (TDI Windstorm Inspection Rules), and Calhoun County coastal construction and flood standards. Our licensed engineers verify compliance with all applicable codes during the certification process.
How do I get a building permit in Port Lavaca for a windstorm-area project?
Building permits in Port Lavaca are handled by City of Port Lavaca Building Department. TDI windstorm certification must be submitted with your permit application for construction in designated catastrophe areas. Contact City of Port Lavaca Building Department at (361) 552-9793 for permit requirements, or call us at (361) 203-5423 to start your certification.
Can you certify a completed roof or addition in Port Lavaca?
Yes. If construction in Port Lavaca has been completed without certification, we can perform a WPI-8E (completed construction) inspection. Our licensed engineers will verify that the work meets current wind resistance standards and submit the certification to TDI. Call (361) 203-5423 to discuss your project.
Turnaround Time
5-14 days (Rush 5 days / Standard 14 days from deposit)