Highway Technical Design Guide

We are a Principal Highway and Drainage Consultee to The Planning Department on all Highway Transport and Drainage applications.

1.       Manual for Streets versions 1 & 2
2.       Design Manual for Roads & Bridges (DMRB)
3.       TAN (Technical Advice Note) 18.
4.       Active Travel & Llwbyr Newydd
5.       Highways Design Guide
6.       Sewers for adoption 7th Edition.
7.       CIRIA C753 SuDS manual
8.       CIRIA Guidance on the construction of SuDS C768
9.       Traffic Signs Regulation and General Directions (TSRGD) 2016

You can find the full list of specification documents below. If you need a copy of any document email SAB-HDC@npt.gov.uk

• 101 Turning Areas Residential Streets
• 102 Turning Areas Mews Court
• 103 Turning Areas Industrial And Commercial Roads
• 104 Private Shared Access Serving Up To 5 Dwellings
• 105 Turning Areas Private Shared Access (In Excess Of 45M)
• 106 Forward Visibility Envelope On Horizontal And Vertical Plane
• 107 Arrangement Of Passing Bays On Roads With Carriageway Less Than 5.5M
• 108 Uncontrolled Pedestrian Crossing
• 109 Controlled Pedestrian Crossings
• 110 Controlled Staggered Pedestrian Crossings
• 111 Junction Plateau Raised Carriageway Layout
• 112 Junction Plateau Kerbing
• 113 Mini Roundabout
• 114 Roundabout
• 115 Junction Road Markings
• 116 Junction Road Markings Junctions With Primary Roads
• 117 Pedestrian And Cycle Staggered Barrier
• 118 Disabled Parking Bay Arrangement
• 119 Parking Arrangement Public Highway REVISED
• 120 Parking Arrangement Car Parks REVISED
• 121 Parking Standards REVISED
• 201 Footway And Carriageway Construction Residential Streets
• 202 Vehicular Crossover Residential Streets
• 203 Grit + Salt Bin Hardstanding
• 204 Mews Court Carriageway Footway And Vehicular Crossover Construction
• 205 Mews Court Rumble Strip
• 206 Mews Court Kerb
• 207 Mews Court Block Paving Pattern And Colour
• 208 Mews Court Block Paving Pattern & Gully Cover And Frame Setting
• 209 Block Paved Vehicular Crossover Construction
• 210 Shared Surface Construction
• 211 Shared Surface Construction Surface And Drainage Arrangements
• 212 Footway And Carriageway Construction For Residential Streets (Bus Routes)
• 213 Ramp Detail For Raised Carriageway
• 214 Ramp Construction Detail For Raised Carriageway Macadam Plateau
• 215 Raised Carriageway Ramp Construction Bus Route
• 216 Ramp Construction Detail For Raised Carriageway Macadam Ramp & Plateau
• 217 Rumble Strip
• 218 Shared And Segregated Footway And Cycleway
• 219 Shared Cycle Footpath And Bridleway Arrangement
• 220 Block Paviour Awareness Surfacing
• 221 Back Lane Construction
• 222 External Wall Insulation Abutting Footway
• 301 Footway And Carriageway Construction Industrial Estate Roads
• 302 Footway And Vehicular Crossover Industrial And Commercial Roads REVISED
• 401 Bus Bays
• 402 Bus Stop
• 403 Bus Stop Construction
• 404 Pedestrian Guardrail
• 405 Pedestrian Guardrail (Visirail)
• 406 Pedestrian Guadrail Handrail (Kee Klamp)
• 407 Group P2 Vertical Infill Vehicle Pedestrian Parapet 48Kph Traffic Speed
• 408 Precast Concrete Kerbs Channels And Edgings
• 409 Trief Kerbing
• 410 Kassel Kerbing
• 411 Round Top Road Hump And Road Markings
• 412 Flat Top Road Hump And Road Markings
• 413 Speed Cushions And Road Markings
• 414 Speed Cushion (Construction)
• 415 Street Name Plate
• 416 Arrangement Of Services In Footway
• 417 Tie In Of Existing With New Carriageway Construction
• 418 Public Stairway
• 419 Grass Paving
• 501 Manhole Detail Type A Depth From Ground Level To Soffit Of Pipe 3M To 6M
• 502 Manhole Detail Type B Maximum Depth From Ground Level To Soffit Of Pipe 3M
• 503 Manhole Detail Type C Depth From Ground Level To Soffit Of Pipe 1M To 1.5M
• 504 Manhole Detail Type D Depth From Ground Level To Soffit Of Pipe Less Than 1M
• 505 Manhole Detail Types E & F
• 506 Flow Control Chamber With Weir Wall
• 507 Vertical Backdrop
• 508 Short Length Pipe And Rocker Pipe
• 509 Chamber Size And Drainage Notes
• 510 Precast Concrete Gully
• 511 Brick Road Gully And Footway Gully
• 512 Trench Bedding And Flexible Joint
• 513 Lined Ditch And Outfall
• 514 Trash Screen
• 515 Typical Soakaway REVISED
• 516 Precast Concrete Catchpit
• 517 Stone Lined Ditch
• 518 Filter Drain
• 519 Silt Gravel Trap
• 520 Silt Gravel Trap Grid
• 601 Concrete Retaining Wall 0.68 1.2
• 602 Concrete Retaining Wall 1.5M
• 603 Concrete Retaining Wall 1.8 2.4
• 604 Reinforced Concrete T Cantilever Wall
• 605 Masonry Gravity Wall 0.9M
• 606 Masonry Gravity Wall 1.4 1.7M
• 607 Masonry Gravity Wall 2.0M
• 608 Pocket Type Reinforced Masonry Wall
• 609 Reinforced Grouted Masonry Wall
• 701 Aluminium Lighting Column
• 702 Column Identification Plate
• 703 Bracket Assembly To Attach Sign To Lighting Column Or Structure REVISED
• 704 Single Sign Post (Non Illuminated)
• 705 Single Sign Post (Illuminated) REVISED
• 706 Sign Post Foundation Details For Two And Three Post Sign Assemblies
• 707 Zebra Crossing Post And 24V LED Beacon
• 711 8 Way Stainless Steel Or Galvanised Feeder Pillar
• 712 Street Lighting Feeder Pillar General Arrangement
• 713 Arrangement Of Street Lighting Apparatus
• 714 Cross Section Of Street Lighting Duct In Footway
• 715 Cross Section Of Street Lighting Duct In Carriageway REVISED
• 716 Access Chamber Street Light Duct In Footway
• 717 Access Chamber Street Lighting Duct In Carriageway REVISED
• 720 Earth Electrode Pit
• 721 Street Lighting Column, Access Chamber And Earth Electrode In Highway Verge