Standard
CS 551 - Drainage surveys
This document contains the requirements for highway drainage surveys.
Document details
- Link to document on publisher's website
- CS 551 - Drainage surveys from National Highways
- Document type
- Standard
- Date published
- June 2019
- Last updated
- October 2021
- Published by
- National Highways
Related content on legislation.gov.uk
Regulatory topics
- Highways design
- Design requirements
- Drainage
- Validation
- Priority assets
- Filter drain
- Pipework
- Chambers
- Soil sampling