City of houston drainage manual

The following documents contain the recommended guidelines, procedures and criteria to obtain hydraulic permit approval within the Houston District. The documents were prepared to assist land development and site engineers with a general methodology for the hydrologic and hydraulic analysis required within the Houston District. Transportation Drainage Operations is a service line of Houston Public Works and manages streets, bridges, and stormwater drainage infrastructure. By the Numbers. 1, employees 15, miles of streets 1M+ traffic signs 2, traffic signals 1, bridges 19, under-bridge lights 4, miles of sidewalks 1, school zone flashers 3, miles of stormwater lines. Houston The following documents contain the recommended guidelines, procedures and criteria to obtain hydraulic permit approval within the Houston District. The documents were prepared to assist land development and site engineers with a general methodology for the hydrologic and hydraulic analysis required within the Houston District.

Time of concentration can be calculated from the following formula: TC = 10A+15 Where: TC = time of concentration (minutes) A = subarea(acres) c. Sample Calculation Forms. (1) Figure , City of Houston Storm Sewer Calculation Form, is a sample calculation form for storm sewer systems. that will show drainage. b) Provide the length of the detention pipes underground. 4. DETENTION on DM - www.doorway.ru: On-site stormwater detention will be required for this project. Provide: design and calculations for detention according to the applicable formula: found in the city ordinance ( COH Infrastructure Design Manual: (H. CITY OF HOUSTON DESIGN MANUAL Department of Public Works Engineering Stormwater Design Requirements Effective 7/1/ shall be re-routed within the developed property to return flow to original configuration or to the public R.O.W. Except under special circumstances dictated by natural drainage patterns.

оны р сарын 16 *Reference Section of the Harris County Design Manual. City of Houston. Tract Size**. < 1 ac. – ac-ft/ac; 1 ac. < A <50 ac. оны 9-р сарын 1 All storm sewers shall meet or exceed the requirements of the "Drainage. Criteria Manual for City of Houston, Texas" and the requirements. оны 3-р сарын 15 The changes to the Infrastructure Design Manual will now apply to single family residential lots that are more than 15, sq. ft. Previously.