Helpful documents
OSMM Highways Network brings together data from authoritative sources such as the National Street Gazetteer (NSG) and Scottish Street Gazetteer (SSG) and OS Large Scale Road data to create a single authoritative view of the road network.
Getting started guide (PDF)
The Getting Started Guide provides instructions for using the product in different software applications. Users with limited technical knowledge will be able to follow this guide.
Product guide (PDF)
The Product Guide introduces the product and gives context for all users. It highlights key features, provides examples of potential uses for the product and lists details like file sizes, supply formats, etc.
OS MasterMap Highways Playbook (PDF)
Simple answers to common questions on OS MasterMap Highways Network
Release note (PDF)
This release note provides information about the May 2022 release of OS MasterMap Highways Network.
Find technical specifications for Roads, Routing and Asset Management Information, Paths and Speed.
Roads (PDF)
The Technical Specification provides detailed technical information about the Roads product. It is targeted at technical users and software developers
Routing and Asset Management Information (PDF)
The Technical Specification provides detailed technical information about the Routing and Asset Management Information product. It is targeted at technical users and software developers.
Paths (PDF)
The Technical Specification provides detailed technical information about the Paths product. It is targeted at technical users and software developers.
Speed (PDF)
The Technical Specification provides detailed technical information about the Speed product. It is targeted at technical users and software developers.
Links and downloads
Guide to routing for the public sector
This document is a guide to the basics of route analysis for Public Sector organisations.
Use of NSG and OS data
A briefing note on the use of the National Street Gazetteer (NSG) and Ordnance Survey data
Getting Started with Vector Tiles (PDF)
This guide will help you to get started using vector tiles (MBTiles) – lightweight tiles that are efficient and quick to render in your software, letting you create customised, high-resolution, beautiful mapping.
Getting Started with Geopackage (PDF)
This guide will help you to get started using GeoPackage – a lightweight format that can contain large amounts of complex data in a single, easy to distribute and ready to use file.