--- title: Post-tension and structural podiums description: Rain Defense specializes in waterproofing and repairing post-tension concrete structures, providing durable solutions for leaks and structural damage. image: https://raindefense.com/hubfs/RainDefense/SEO%20Featured%20Images/Contact-us%20featured%20image.jpg --- [Skip to content](https://raindefense.com/post-tension-and-structural-podiums#main-content) [![logo_dark_bgr](https://raindefense.com/hubfs/RainDefense/Logo/logo_dark_bgr.svg "logo_dark_bgr")](https://raindefense.com) [![September 09, 2025](https://raindefense.com/hubfs/RainDefense/Logo/Generated%20Image%20September%2009%2c%202025%20-%2011_51AM%20(2).svg "September 09, 2025")](https://raindefense.com) - [tel:15107690102](tel:15107690102) - [Leak Repair](https://raindefense.com/leak-repair) - [Waterproofing](https://raindefense.com/waterproofing) - [Waterproofing](https://raindefense.com/waterproofing) - [Stairs Balconies and Walkways Waterproofing](https://raindefense.com/stairs-balconies-and-walkways-waterproofing) - [Roof Deck Waterproofing](https://raindefense.com/roof-deck-waterproofing) - [Post-Tension and Structural Podiums](https://raindefense.com/post-tension-and-structural-podiums) - [Roofing](https://raindefense.com/hoa-and-apartments-roofing) - [HOA | Apartments](https://raindefense.com/hoa-and-apartments-roofing) - [Roof Maintenance](https://raindefense.com/maintenance) - [Commercial Roofing](https://raindefense.com/commerical-roofing) - [Title 24 Part 6](https://title24part6.com) - [General Construction](https://raindefense.com/general-construction) - [Façade Repair](https://raindefense.com/san-francisco-fimp-facade-repair) - [EEE Compliance](https://raindefense.com/eee-compliance) - [About](https://raindefense.com/about-us) - [About Us](https://raindefense.com/about-us) - [Why Rain Defense?](https://raindefense.com/why-rain-defense) - [Who We Serve](https://raindefense.com/our-clients) - [Partners](https://raindefense.com/manufacturing-partners) - [Licenses](https://raindefense.com/licenses) - [Careers](https://raindefense.com/careers) - [Blog](https://raindefense.com/blog) - [FAQ](https://raindefense.com/rain-defense-faq-leak-repair-waterproofing-eee-compliance) - [Contact](https://raindefense.com/contact-us) Serving The Greater Bay Area   24/7 Emergency Leak Repair  [Call Now: (510) 769-0102](tel:5107690102) Serving The Greater Bay Area   24/7 Emergency Leak Repair  # **Waterproofing** ## Post-tension and structural podiums Leaky buildings are all too common due to poor waterproofing design. But Rain Defense uses the “Total System Design Method” on all our waterproofing projects. [Get Free Estimate](https://raindefense.com/contact-us) ## Repair and Alteration of Post-Tension Concrete Structures Rain Defense is a recognized leader in the repair and alteration of post-tensioned concrete structures. With over 30 years of experience as a post-tension waterproofing contractor, Rain Defense has both the technical proficiency and practical know-how to perform any waterproofing you might need. ## Areas Rain Defense can Help with ### Waterproofing ### Expansion Joint Replacement ### Spalling and Crack Repairs ### Patching and Grouting ## Repair and Alteration Example of Expansion Joints - ![2019.07.26-at-15.14.39-Repair-Expansion-Joints-768x576](https://raindefense.com/hs-fs/hubfs/RainDefense/2019.07.26-at-15.14.39-Repair-Expansion-Joints-768x576.jpg?width=768&height=576&name=2019.07.26-at-15.14.39-Repair-Expansion-Joints-768x576.jpg) - ![2019.08.07-at-13.24.06-Repair-Expansion-Joints-768x576](https://raindefense.com/hs-fs/hubfs/RainDefense/2019.08.07-at-13.24.06-Repair-Expansion-Joints-768x576.jpg?width=768&height=576&name=2019.08.07-at-13.24.06-Repair-Expansion-Joints-768x576.jpg) - ![2019.08.09-at-12.07.03-Repair-Expansion-Joints-768x576](https://raindefense.com/hs-fs/hubfs/RainDefense/2019.08.09-at-12.07.03-Repair-Expansion-Joints-768x576.jpg?width=768&height=576&name=2019.08.09-at-12.07.03-Repair-Expansion-Joints-768x576.jpg) - ![2019.08.12-at-14.40.38-Repair-Expansion-Joints-768x576](https://raindefense.com/hs-fs/hubfs/RainDefense/2019.08.12-at-14.40.38-Repair-Expansion-Joints-768x576.jpg?width=768&height=576&name=2019.08.12-at-14.40.38-Repair-Expansion-Joints-768x576.jpg) - ![2019.08.13-at-13.13.25-Repair-Expansion-Joints-768x576](https://raindefense.com/hs-fs/hubfs/RainDefense/2019.08.13-at-13.13.25-Repair-Expansion-Joints-768x576.jpg?width=768&height=576&name=2019.08.13-at-13.13.25-Repair-Expansion-Joints-768x576.jpg) [![logo_dark_bgr](https://raindefense.com/hubfs/RainDefense/Logo/logo_dark_bgr.svg "logo_dark_bgr")](https://raindefense.com) Serving The Greater Bay Area ### Contact 2188 National Ave. Hayward, CA 94545 (510) 769-0102 info@raindefense.com #### Services - [Leak Repair](https://raindefense.com/leak-repair) - [Waterproofing](https://raindefense.com/waterproofing) - [Roofing](https://raindefense.com/hoa-and-apartments-roofing) - [General Construction](https://raindefense.com/general-construction) - [Façade Repair](https://raindefense.com/san-francisco-fimp-facade-repair) #### Socials [Follow us on LinkedIn](https://www.linkedin.com/company/rain-defense/about/) [Follow us on LinkedIn](https://www.youtube.com/@rain_defense) ![bbb-accredited-business-a-plus-vector-logo-1024x576-1-1](https://raindefense.com/hs-fs/hubfs/bbb-accredited-business-a-plus-vector-logo-1024x576-1-1.png?width=844&height=329&name=bbb-accredited-business-a-plus-vector-logo-1024x576-1-1.png) ![accredlogo-epa](https://raindefense.com/hs-fs/hubfs/RainDefense/Certificates/accredlogo-epa.png?width=133&height=100&name=accredlogo-epa.png) ![accredlogo-nrca](https://raindefense.com/hs-fs/hubfs/RainDefense/Certificates/accredlogo-nrca.png?width=220&height=60&name=accredlogo-nrca.png) ![wsrca_member.png](https://raindefense.com/hs-fs/hubfs/RainDefense/Certificates/wsrca_member.png.png?width=211&height=211&name=wsrca_member.png.png) ![Rain Defense is a member of the California Association of Community Members or CACM](https://raindefense.com/hs-fs/hubfs/RainDefense/Certificates/CACM-2016-MEMBER-LOGO.png?width=370&height=429&name=CACM-2016-MEMBER-LOGO.png) ![echo-ca-logo](https://raindefense.com/hs-fs/hubfs/RainDefense/Certificates/echo-ca-logo.png?width=362&height=100&name=echo-ca-logo.png) --- © 2025 Rain Defense ‐ All Rights Reserved.  | [Privacy Policy](https://raindefense.com/privacy)