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Slope Stability - lindsays
BUILDERS NOTES
FOUNDATION AND STRUCTURAL PLANS 1. These drawings shall be read in conjunction with the architectural & any other consultant drawings.
Any variations/descrepancies shall be referred immediately to the engineer.
2. The builder shall verify all set-out dimensions and levels prior to construction.
3. The builder shall be responsible for the maintainance of safe working conditions.
4. All workmanship and materials shall be in accordance with the relevant standards and the BCA.
5. Subterranean termite protection shall be in accodance with AS3660-Part and the BCA.
LINDSAY CONSULTING PTY LTD
LINDSAY CONSULTING PTY
SITE CLASSIFICATION - P
6. Non-structural items such as damp proof coursing, flashing and weep holes are not shown for clarity. LTD
Refer to the architectural details as required.
RPEQ 4928
CONSTRUCTION NOTES
MASONRY VENEER
OFF. 2C/82 PARKER STREET, MAROOCHYDORE PH 54 792 118
1. All workmanship and materials shall be in accordance with the requirements of the relevant current THIS DRAWING REMAINS THE PROPERTY OF
Australian Standard Codes, Building By-Laws and the ordinances of the relevant Local Authority. LINDSAY CONSULTING PTY LTD AND IS FOR
THE SOLE USE OF THE CLIENT. NO PART
2. i) Concrete Class - Minimum 20 MPa at 28 days MAY BE USED IN PART OR WHOLE WITHOUT
Slab on ground PRIOR EXPRESS WRITTEN CONSENT OF
- 20 nominal maximum aggregate size
LINDSAY CONSULTING PTY LTD
EXISTING SITE CONDITIONS Y N ii) Concrete Class
- 100 maximum slump +/-10mm
- Minimum 32 MPa at 28 days for internal slabs
CLIENT AND PROJECT DESCRIPTION
Suspended slab - Minimum 40 MPa at 28 days for external slabs GUY MELDRUM
TREES PRESENT √ - 20 nominal maximum aggregate size
- 100 maximum slump +/-10mm
PROPOSED RESIDENCE
NO.4 TRISTANIA DRIVE
3. Minimum Cover - 25 to upper face of internal slabs -0 +5mm
MARCUS BEACH
FILL PRESENT √ to Reinforcement - 45 for external exposure
- 30 to a membrane in contact with the ground
SITE CONTOURS PROVIDED
- 40 to unprotected ground
√ 4. Minimum Laps and Splices for Reinforcement
(a) Slab Fabric - 225 minimum overlap of transverse bars at all edges
DRAWING TITLE
COVER PAGE
AS-CONST SERVICES PROVIDED √
(b) Trench Mesh
(c) Reinforcing Bars
- 500 splices in all footing beams
- Laps at intersections as per the Design Drawings
- 500 splices in all footing beams
- Provide "L" bars at all beam intersections with 500 laps to each leg
5. Fireplaces shall be supported on slab thickening extending 300 past the edges of the masonry, and SCALES
reinforced with SL72 mesh top and bottom. Slab thickening shall be 150 thick for single storey construction
and 200 thick for two storey construction.
SOIL CLASSIFICATION AS PER LINDSAY CONSULTING P/L
Shrinkage Control
6. Reinforcing mesh shall be no less than SL82 for slabs over 18m (no steps) in length.
REPORT 220061. 7. Where the floor slab is to be tiled, the following recommendations are made, in order to
minimise the effect of shrinkage:-
- SL92 slab mesh (or equivalent) should be provided
- Placement of tiles should be delayed for as long as possible (preferably for at least 3 months)
EARTHWORKS NOTES:
FOUNDATION REQUIREMENTS FOR MODERATELY, HIGHLY & EXTREMELY REACTIVE SITES. SURVEY DATUM
Where any filling is carried out on the site after the completion of the site investigation, the
For stiffened rafts, waffle rafts and strip footings on moderately, highly and extremely reactive sites, the following requirements
following recommendation shall be followed:-
apply to the building services and footing system in addition to requirements of clause 6.4 & 6.5:
8. The site shall be stripped of all vegetation prior to the placement of any filling material.
.
A. Penetrations of the edge beam and footing by drain pipes shall be sleeved using closed cell polyethylene lagging or similar.
9. Compaction Standards for filling Material
B. During construction, water run-off shall be collected and chanelled away from the building.
A. Controlled Filling ASSOCIATED CONSULTANTS
C. Excavations near the edge of the footing system shall e backfilled in such a way as to prevent access of water to the (a) Sand filling up to 800 deep, placed in maximum 300 thick layers and compacted with a vibrating
foundations as described in clause 5.6.3b. roller to achieve a minimum Dynamic Cone Penetrometer reading of 7 blows per 300 penetration
Notes: (refer AS 1289.F3.3). Sand fill may be flooded if necessary to achieve this compaction standard,
1. For example, excavations should be backfilled above or adjacent to the footing with moist clay compacted by hand rodding provided the water can subsequently be drained from the site.
or tamping. (b) Non-sand filling up to 400 deep, placed in maximum 150 thick layers and compacted with a
2. Porous material such as sand, gravel or building rubble should not be used.
mechanical roller. Clay fill shall be moist during compaction.
D. Water shall not be allowed to pond in the trenches. (c) Controlled filling shall continue for at least 1 metre past the edge of the footing beam and shall
E. Concrete in beams shall be mechanically vibrated. be battered back to the original surface with a slope of no more than 1:2 (Vert : Hor).
(d) Where the depth of filling material exceeds that specified above, the filling material shall be
AS2870-2011 Appendix B2.3
compacted as follows:-
Sand fill to 65% Density Index in accordance with AS1289.E6.1
(A) Drainage o the site: The site should be graded or drained so that water cannot pond against or near the building. The ground
Non-sand fill to 95% Maximum Dry Density (Standard Compaction) in accordance with 5.4.1
immediately adjacent to the building should be graded to a uniform fall of 50mm min away from building over the first metre. The
Compaction tests shall be carried out on each layer as the filling is placed. If the compaction standard
sub-floor space for buildings with suspended floors should be graded or drained to prevent ponding where this may affect the specified is not achieved, then a "Pier and Slab" and "Pier and Beam" footing design shall be adopted with
performance of the footing system. The site drainage recommendations should be maintained for the economic life of the building.
all piers founded on the underlying natural material.
(B) Limitations on gardens: The development of the gardens should not interfere with the drainage requirements or the sub floor REVISION LIST
B. Rolled Filling A BUILDER REVIEW - NOT FOR CONSTRUCTION 25/03/22
ventilation and weephole drainage systems. Garden beds adjacent to the building should be avoided. Care should be taken to avoid
(a) Sand Filling up to 600 deep, placed in maximum 300 thick layers and compacted by repeated
overwatering of gardens close to the buildings footings. rolling with an excavator.
(C) Restrictions on trees and shrubs: Planting of trees should be avoided bear the foundation of the building or neighbouring building (b) Non-sand filing up to 300 deep, placed in maximum 150 thick layers and compacted by repeated
on reactive sites as the can cause damage due to the drying of the clay at substantial distances. To reduce, but not eliminate, the rolling with an excavator.
the possibility of damage, tree planting should be restricted to a distance from the house as follows. (c) Where the depth of filling material exceeds that specified above, the filling material shall be
compacted as follows:-
(i) 1 and a half times the mature height for class E sites.
Sand fill to 65% Density Index in accordance with AS1289.E6.1
(ii) 1 times the mature height for class H1 and H2 sites.
Non-sand fill to 95% Maximum Dry Density (Standard Compaction) in accordance with 5.4.1
(iii) 0.75 times the mature height for class M sites.
Compaction tests shall be carried out on each layer as the filling is placed. If the compaction standard Computer File
Where rows or groups of trees are involved, the distance from the building should be increased. Removal of trees from the site can 220061FD.DWG
specified is not achieved, then a "Pier and Slab" and "Pier and Beam" footing design shall be adopted with DRAWING NUMBER SHEET REV.
also cause similar problems. Alternatively, root barrier shall be installed as per manufacturers specifications.
all piers founded on the natural underlying material. 22-0061-F1 1 A
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