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Determination of pipe and bedding combinations for drainage works (formerly HA 40/01). Version 1.1.0

DMRB: Drainage CD 533

Determination of pipe and bedding combinations for drainage works (formerly HA 40/01). Version 1.1.0

Document Status

Current

Supplement

Civil & Structural Supplement

Series

DMRB: Drainage

Abstract

Provides guidance for selecting combinations of drainage pipes and bedding types to meet loading requirements. Covers the design approach and looks at the range of bedding types, loadings on pipes and during construction, settlement, rigid pipe design, bedding factors, and flexible pipe design.

History

Drainage. Design. Supersedes CD 533 Determination of pipe and bedding combinations for drainage works (formerly HA 40/01). Revision 1 (HE, 2020). Supersedes CD 533 Drainage. Design. Determination of pipe and bedding combinations for drainage works (formerly HA 40/01) (HE, 2019) and HA 40/01 Geotechnics and drainage. Drainage. Determination of pipe and bedding combinations for drainage works (HA, 2001). Design manual for roads and bridges (DMRB). Version 0 dated Dec 2019 - replaces HA 40/01. Version 1 dated Mar 2020 - updates references. Version 1.1.0 dated Dec 2021 - changes made to core document.

Subjects

Publisher History

National Highways is a government company, with responsibility for operating, maintaining and improving motorways and major A roads in England. It works with the Department for Transport and was previously known as Highways England and Highways Agency.


Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

IHS Markit

IHS Markit is a leading global source of critical information and insight for customers in a broad range of industries. Our customer product and service solutions span four major areas of information: energy, product lifecycle management, environmental and security. By focusing on our customers first, we deliver data and expertise that enable innovative and successful decision-making. Customers range from governments and multinational companies to smaller companies and technical professionals in more than 180 countries. IHS has been in business since 1959 and employs more than 3,500 people in 35 locations around the world.

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