Highway Design Services in Cornwall and the South West

At Flows and Roads Consulting, we provide practical and policy-compliant highway design services to support planning applications, technical approvals and highway adoption across Cornwall and the South West.

We work with developers, architects and planning consultants to deliver safe, efficient and buildable highway layouts for residential, commercial and mixed-use developments.

From initial feasibility studies through to detailed technical approval packages, we provide highway design solutions that help reduce planning delays and support smooth coordination with local Highway Authorities.

Artistic image of a highway to demonstrate Flows and Roads highway design services

Our highway design services include:

  • Site access design

  • Internal road layouts

  • Residential estate road design

  • Swept path analysis

  • Visibility splays

  • Junction improvements

  • Vehicle tracking

  • Turning head design

  • Highway levels design

  • Section 38 highway adoption packages

  • Section 278 highway improvement designs

  • Highway authority liaison

Highway design for planning applications

Access and internal layout design are often critical to securing planning approval.

We prepare highway designs to support:

  • outline planning applications

  • full planning applications

  • reserved matters submissions

  • technical approval submissions

  • discharge of highway-related planning conditions

This includes access arrangements, visibility splays, road geometry and swept path assessments for refuse vehicles, fire appliances and service vehicles.

S38 and S278 technical design

We provide detailed highway design packages suitable for Section 38 and Section 278 approvals, helping developers move efficiently from planning approval to construction and adoption.

Our packages can include:

  • detailed construction drawings

  • long sections and cross sections

  • pavement build-up details

  • drainage coordination

  • signage and road marking layouts

  • authority submission support

Local highway design expertise in Cornwall

Based in Cornwall, we support projects across Redruth, Truro, Newquay, Falmouth and the wider South West.

Our local knowledge of Highway Authority standards and planning expectations helps ensure proposals are practical, compliant and commercially deliverable.

We also coordinate with our drainage design services for highway drainage and SuDS integration.

Drainage Design Services