GB/T 23858-2009
Manhole cover (English Version)
- Standard No.
- GB/T 23858-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 23858-2009
- Scope
- This standard specifies the terms and definitions, classification and structural form, materials, requirements, test methods, inspection rules, signs, packaging, transportation and storage of inspection manhole covers. This standard applies to metal and non-metal material inspection manhole covers installed on green belts, sidewalks, non-motorized lanes, motorized lanes, parking lots, docks, airport runways, etc. The net opening (co) of the well seat is not greater than 900mm.
GB/T 23858-2009 Referenced Document
- GB 1499.2 Steel for the reinforcement of concrete- Part 2: Hot rolled ribbed bars
- GB 175 General Purpose Portland Cement*， 2023-11-27 Update
- GB 8076 Concrete admixtures
- GB/T 1040.4 Plastics. Determination of tensile properties. Part 4: Test conditions for isotropic and orthotropic fibre-reinforced plastic composites
- GB/T 1041 Plastics.Determination of compressive properties
- GB/T 1043.1 Plastics.Determination of charpy impact properties.Part 1:Non-instrumented impact test
- GB/T 1348 Spheroidal graphite iron castings*， 2019-12-31 Update
- GB/T 14408 Low alloy steel castings for general engineering and structural use*， 2024-04-25 Update
- GB/T 1447 Fiber-reinforced plastics composites---Determination of tensile properties
- GB/T 1448 Fiber-reinforced plastics composites-Determination of compressive properties
- GB/T 1449 Fibre-reinforced plastic composites-Determination of flexural properties
- GB/T 14684 Sand for construction*， 2022-04-15 Update
- GB/T 14685 Pebble and crushed stone for construction*， 2022-04-15 Update
- GB/T 17470 Glass fiber mats—Chopped strand and continuous filament mats
- GB/T 18369 Glass fiber roving*， 2022-10-14 Update
- GB/T 18370 Glass fibre woven roving*， 2014-12-05 Update
- GB/T 3854 Test method for hardness of reinforced plastics by means of a Barcol impresser*， 2017-09-07 Update
- GB/T 6414 Castings.Dimensional tolerances and geometrical tolerances and machining allowances*， 2017-12-29 Update
- GB/T 700 Carbon structural steels
- GB/T 8237 Liquid unsaturated polyester resin for fiber reinforced plastics
- GB/T 9341 Plastic.Determination of flexural properties
- GB/T 9439 Gray cast iron parts*， 2023-09-07 Update
- JG/T 3064 Steel fiber reinforced concrete
GB/T 23858-2009 history
- 2009 GB/T 23858-2009 Manhole cover