Overlay Zone of gas and DI 70% for bedding material telecommunications within the shared services trench Backfill not Roads, Paths & 90% MMDD – Driveways Backfill under Roads, Paths & 90% MMDD deeper than 600mm below – – Driveways sub-base 95% MMDD- top 600mm below sub-base Backfill of pipes adjacent to kerbs 90% MMDD (iii) Frequency of Testing DELETE 3.3 ADD Table 3.3 Clause Characteristic Analysed Test Method Minimum Frequency of Testing 3.03.8 Compaction and moisture AS1289.5.4.1; One test per four layers per content for Transverse trenches road crossing AS1289.5.7.1 less than 1200mm wide (under roads, paths and driveways) 3.03.8 Compaction and moisture AS One test per four layers per content for Transverse trenches 1289.5.4.1; road crossing greater than 1200mm wide AS1289.5.7.1 (under roads, paths and driveways) 3.03.8 Compaction and moisture AS One test per two layers per content for Longitudinal 1289.5.4.1; 50 linear metres or part trenches (under roads, paths thereof. AS1289.5.7.1 and driveways) 3.03.8 Compaction and moisture AS One test per two layers per content for Trenches elsewhere. 1289.5.4.1; 100 linear metres or part thereof. AS1289.5.7.1 Backfill Material Properties
Overlay Zone of gas and telecommunications within the shared services trench DI 70% for bedding material Backfill – not Roads, Paths & Driveways 90% MMDD Backfill – under Roads, Paths & Driveways 90% MMDD – deeper than 600mm below sub-base 95% MMDD- top 600mm below sub-base Backfill of pipes adjacent to kerbs 90% MMDD (iii) Frequency of Testing DELETE 3.3 ADD Table 3.3 Clause Characteristic Analysed Test Method Minimum Frequency of Testing 3.03.8 Compaction and moisture content for Transverse trenches less than 1200mm wide (under roads, paths and driveways) AS1289.5.4.1; AS1289.5.7.1 One test per four layers per road crossing 3.03.8 Compaction and moisture content for Transverse trenches greater than 1200mm wide (under roads, paths and driveways) AS 1289.5.4.1; AS1289.5.7.1 One test per four layers per road crossing 3.03.8 Compaction and moisture content for Longitudinal trenches (under roads, paths and driveways) AS 1289.5.4.1; AS1289.5.7.1 One test per two layers per 50 linear metres or part thereof. 3.03.8 Compaction and moisture content for Trenches elsewhere. AS 1289.5.4.1; AS1289.5.7.1 One test per two layers per 100 linear metres or part thereof. Backfill Material Properties
Standard-Technical-Exeption-Clauses-Land-Development.docx