Technical Specification Sawn bluestone paving, kerbing and gutterstone materials Infrastructure and Assets Branch Contents 1. General ....................................................................................................................................................... 5 1.1. Council supervision ............................................................................................................................... 5 1.2. Keeping specifications and plans on the works .................................................................................... 5 1.3. Work carried out by other authorities and persons ............................................................................... 5 1.4. Works Program, Traffic Management Plans and Work Method Statement .......................................... 5 1.5. Prevention of noise and dust ................................................................................................................. 5 1.6. Protection of structures, services and other property ........................................................................... 5 1.7. Storage of materials .............................................................................................................................. 6 1.8. Barricades and warning signs ............................................................................................................... 6 1.9. Provision for drainage ........................................................................................................................... 6 1.10. Access to properties ......................................................................................................................... 6 1.11. Australian Standards ........................................................................................................................ 6 2. Site preparation and earthworks ................................................................................................................ 7 2.1. Excavation ............................................................................................................................................. 7 3. Reinforced concrete bases ......................................................................................................................... 8 3.1. Sub-base ............................................................................................................................................... 8 3.2. Formwork .............................................................................................................................................. 8 3.3. Reinforcement ....................................................................................................................................... 8 3.4. Concrete ................................................................................................................................................ 8 3.5. Testing ................................................................................................................................................... 8 3.6. Placement and compaction ................................................................................................................... 9 3.7. Finishing ................................................................................................................................................ 9 3.8. Protection and curing ............................................................................................................................ 9 3.9. Joints ................................................................................................................................................... 10 3.9.1 Construction joints ...................................................................................................................... 10 3.9.2 Isolation Joints ............................................................................................................................ 10 3.9.3 Expansion joints .......................................................................................................................... 10 3.9.4 Sealant ........................................................................................................................................ 10 3.9.5 Connection joint .......................................................................................................................... 10 4. Bluestone kerb, radial and gutterstone .................................................................................................... 11 4.1. Removal of existing bluestone kerb and channel ............................................................................... 1 1 4.2. Supply of bluestone kerb, radial and gutterstone ................................................................................ 11 4.3. Kerb length and cutting ....................................................................................................................... 11 4.4. Setting ................................................................................................................................................. 11 4.5. Gaps between kerbs ........................................................................................................................... 11 5. Bluestone paving ...................................................................................................................................... 12 5.1. Supply of bluestone paving slabs ........................................................................................................ 12 5.2. General - bluestone paving ................................................................................................................. 12 5.2.3 Laying of paving units inside building line .................................................................................. 1 2 5.3. Standards - mortars and admixtures ................................................................................................... 13 5.4. Slurry components and preparation .................................................................................................... 13 5.4.1 General ....................................................................................................................................... 13 5.4.2 Components................................................................................................................................ 13 5.4.3 Mixing .......................................................................................................................................... 13 5.5. Mortar bed components & preparation ................................................................................................ 13 5.5.1 General ....................................................................................................................................... 13 5.5.2 Components................................................................................................................................ 13 5.5.3 Mixing .......................................................................................................................................... 14 5.6. Grout components & preparation ........................................................................................................ 14 5.6.1 General ....................................................................................................................................... 14 5.6.2 Components................................................................................................................................ 14 5.6.3 Mixing .......................................................................................................................................... 14 5.7. Installation ........................................................................................................................................... 14 5.8. Quality control ..................................................................................................................................... 15 5.9. Quality programme .............................................................................................................................. 15 5.10. Future maintenance ....................................................................................................................... 16 6. Supply of bluestone materials .................................................................................................................. 17 6.1. Definition ............................................................................................................................................. 17 6.2. General requirements.......................................................................................................................... 17 6.3. Bluestone material property requirements .......................................................................................... 17 6.4. Colour requirements ............................................................................................................................ 18 6.5. Vesiculation size and distribution ........................................................................................................ 19 6.6. Surface finish ......................................................................................................................................