© ABLEY LETCHFORD PARTNERSHIP LTD. TABLE 1: TARMACADAM CARRIAGEWAY This drawing should not be reproduced without consent. SURFACE GENERAL NOTES: BINDER LAYER SPECIFICATION THICKNESS (mm) 1. Do not scale. TYPICALLY 5000mm 2. This drawing is to be read in conjunction with and checked against HIGH STONE CONTENT HOT ROLLED ASPHALT (HRA) SURFACE all other drawings, Engineering details, Specification and any BASE SURFACE COURSE COMPLYING WITH BS EN 13108-4 TABLE 4. 55/10F HRA SURF, 40mm structural, Geotechnical or other specialist document provided. 3. Any anomaly or contradiction between any of the above is to be SUB BASE / CAPPING BINDER GRADE 40/60, MINIMUM PSV = 60, MAXIMUM AAV = 14. reported to the Engineer. 4. All concrete within ground to be AC-4 with design sulphate class of DENSE BITUMEN MACADAM (DBM) BINDER COURSE COMPLYING WITH DS-4. BS EN 13108-1. AC20 DENSE BIN, BINDER GRADE 100/150. SEALING 5. Assumed CBR of 3% is used for the construction details provided. BINDER 60mm GRIT FOR BINDER COURSE, IF REQUIRED, SHALL BE BITUMEN Additional CBR in situ testing is required to verify the design before CL the works commence. PRE-COATED GRIT, NOT EXCEEDING 3mm NOM. SIZE. PCC KERB (HB2) 6. WBC Highway Inspector to be present during inspections/CBR PCC KERB (HB2) testing. 125 DENSE BITUMEN MACADAM (DBM) BASE COMPLYING WITH BS EN BASE 130mm FINISHED ROAD LEVEL 13108-1. AC32 DENSE BIN, BINDER GRADE 100/150. Crossfall 1:40 TYPE 1 SUB-BASE MATERIAL TO CLAUSE 803, TABLE 8/2 OF SHW. THICKNESS TO BE DETERMINED FROM CBR VALUE MEASURED SUB BASE 150mm ONSITE. ALL TEST AND DECISIONS ON SUB-BASE REQUIREMENTS ARE TO BE MADE BY THE HIGHWAY AUTHORITY. 45° 45° CLASS 6F1 OR 6F2 GRANULAR CAPPING MATERIAL TO CLAUSE 613 OF SHW. REQUIREMENT AND THICKNESS DEPENDANT UPON CBR CAPPING 350mm * TESTING. ALL TESTS AND DECISIONS ON CAPPING REPLACEMENT ARE TO BE MADE BY THE HIGHWAY AUTHORITY. TARMACADAM CARRIAGEWAY (P1) THE ABOVE DESIGN APPLIES WHERE THE FORMATION CBR 3% INSITU. CBR TEST TO BE CARRIED SEE TABLE FOR CONSTRUCTION DETAILS OUT BY THE CONTRACTOR AT 30m INTERVALS AND RESULTS REPORTED TO THE HIGHWAY SCALE 1:25 * AUTHORITY/ENGINEER. ALL WORKS TO BE IN ACCORDANCE WITH WOKINGHAM BOROUGH COUNCIL SPECIFICATION AND STANDARD DRAWINGS SEE FOOTPATH FOOTPATH (2000mm) CONSTRUCTION CONSERVATION 1:40 FALL KERB LAID FLUSH 1:12 MAX TABLE 3: TARMACADAM FOOTPATH CONSTRUCTION LAYER SPECIFICATION THICKNESS (mm) ADDITIONAL ST2 CONCRETE UNDER KERB FOUNDATION IF DENSE GRADE ASPHALT CONCRETE SURFACE COURSE SURFACE 20mm REQUIRED. COMPLYING WITH BS EN 13108. AC 6 DENSE SUR, BINDER GRADE 100/150 PEN BINDER DENSE GRADE ASPHALT CONCRETE BINDER COMPLYING WITH BS 55mm DROPPED CROSSING DETAIL TARMACADAM FOOTPATH (P9) EN 13108. AC 20 DENSE BIN, BINDER GRADE 40/60 PEN SCALE 1:25 CEMENT BOUND BASE (CBGM B) TO SERIES 800 OF SHW. SEE TABLE FOR CONSTRUCTION DETAILS BASE 150mm SCALE 1:25 COMPRESSIVE STRENGTH TO BE C8/10. ALTERNATIVE CONSTRUCTION LAYER OF 150mm TYPE 1 SUB-BASE MATERIAL IS PERMISSIBLE. TABLE 2: CARRIAGEWAY CAPPING REQUIREMENTS TYPE 1 SUB-BASE MATERIAL TO CLAUSE 803, TABLE 8/2 OF SHW. CBR <2% - 225mm SUB BASE MINIUMUM CBR OF 20%. THICKNESS DEPENDANT UPON CBR ALL THICKNESSES STATED ARE FINISHED COMPACTED THICKNESSES. CBR >2.5% - 150mm CBR OF SUB-GRADE THICKNESS (mm) TESTING. FOR FROST SUSCEPTIBLE SOILS MINIMUM CONSTRUCTION DEPTH IS 450MM. <2% 600mm TYPE 6F1/6F2 ADDITIONAL CAPPING LAYER IS TO BE LAID BELOW THE SUB-BASE TO ACHIEVE THE OVERALL CONSTRUCTION DEPTH OF 450MM. <5% 350mm TYPE 6F1/6F2 ALL FORMATIONS TO BE PROOF ROLLED IMMEDIATELY PRIOR TO COMMENCEMENT OF CONSTRUCTION. THE FORMATION SHALL THEN BE BASE, SUB-BASE AND CAPPING LAYERS SHOULD BE COMPACTED IN ACCORDANCE <15% 180mm TYPE 6F1/6F2 PROTECTED FROM THE WEATHER DURING THIS PERIOD. WITH DTP "SPECIFICATION FOR HIGHWAY WORKS". >15% NOT REQUIRED P1 10/19 First Issue VPI KLW Rev Date Description Drawn Checked 150 255x205mm CONSERVATION KERB FOOTPATH A L ABLEY LETCHFORD 75 PARTNERSHIP 50 x 150mm PRECAST CONCRETE P Consulting Engineers EDGING TO BS EN 1340 SET FLUSH WITH 50 50 3 Tealgate, Charnham Park FRL FINISH OF SURFACING Hungerford, Berkshire RG17 0YT 150 www.alpce.co.uk Tel: 01488 684390 GRADE ST2 CONCRETE BED Client GRADE ST2 CONCRETE BED AND BACKING 150 AND BACKING 50 150 75 150mm THICK TYPE 1 150mm THICK TYPE 1 min THE FOREST SCHOOL GRANULAR MATERIAL UNDER GRANULAR MATERIAL UNDER where specified 125mm or flush CONCRETE BED TO EXTEND CONCRETE BED TO EXTEND 250 150mm BEYOND REAR EDGE OF 45° 150mm BEYOND REAR EDGE OF 45° Project 800 HAUNCHING HAUNCHING LAND AT FOREST SCHOOL 430 WINNERSH 4.0m FOOTPATH Title CONSERVATION KERB TYPE CK PCC EDGING TYPE EF CORDUROY PAVING PRIVATE HIGHWAY SCALE 1:10 SCALE 1:10 400mm SQ x 50mm THICK BUFF COLOURED CORDUROY CONSTRUCTION FLAGS LAID ON: DETAILS · 50mm OF 1:2 CEMENT/SAND BED on Status · 150mm THICK "LEAN MIX" CEMENT BOUND MATERIAL on · 150mm THICK TYPE 1 GRANULAR SUB-BASE. Scale Date Drawn Checked As Shown @ A1 OCT 2019 VPI KLW Drawing No Revision A122-601 P1.