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2022 IDM Redlines
2022 Division 01 General Requirements Specifications

The 2022 edition of Division 01 - General Requirements Specifications

 

Last updated: July 28, 2022

Historical Groundwater Plant Design Guidelines

Historical groundwater plant design guidelines

Last updated: Jan. 2011

Lock Out/Tag Out Procedure for Temporary Electrical Utility Releases (CE1257)

This policy is to identify additional procedures required to be performed by the electrical contractor/master in an effort to ensure the safety of personnel at the job site.

Last updated: March 2024

Harris County Records Memo

Memo for restrict flood bond projects to municipalities.

IDM Chapter 9 storm detention cover letter

Cover letter explaining the supplemental changes made to Chapter 9 of the Infrastructure Design Manual.

 

Last updated: January 26, 2021

2022 IDM Cover Letter and Executive Summary

Executive summary and cover letter for the 2022 edition of the Infrastructure Design Manual

 

Last updated: July 1, 2022

Current Groundwater Plant Design Guidelines

Current groundwater plant design guidelines (effective Oct. 1, 2021)

Last updated: July 1, 2021

Occupancy Compliance Inspection Handout

All commercial properties in the City of Houston are required to obtain and display a Certificate of Occupancy.

Revised 06-04-2021

IDM Chapter 9.2.01 Supplement

Chapter 9.2.01 supplement for design rainfall events, pipe sizes and placement, and inlet