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EngineeringLetter 151082 5-7-2015 7-32 AM
Attached to the e-mail Mens Shed Building Plans For Approval.
PO BOX 590,
ROBINA, QLD 4226.
PH: 07 5578 8088
FAX: 07 5578 9429
07 May, 2015
To whom it may concern
The actual usage of the building is not able to be finalised by the engineer. This certification is done
in accordance with the purchaser of the building's advice of the building's Importance Level. Any
approving authority should confirm that the Importance Level nominated is appropriate for the
building's usage.
The structural design of the steel building (as detailed in drawing WSS151082, see index below) for Mens Shed
Pomona to be built at the geographic coordinates of -26.36804 and 152.85349. The address of the site has been
given as School Street POMONA QLD Australia 4568 has been carried out by me using the Multiframe
Structural Engineering Analysis Program.
The design has been done in accordance with the NCC:2015, AS/NZS 4600:2005, AS/NZS 1170.1:2002,
AS/NZS 1170.2:2011, AS 4055:2006, AS 4100:1998, AS 2870:2011 and AS 3600:2009.
Design Criteria: Max Design Wind Speed of 45 m/s. Refer to Design Information Sheet for the 8 cardinal
directions breakdown.
Drawing Number Date Description
WSS151082 - 2 07/05/2015 General Notes
WSS151082 - 3 07/05/2015 Layout
WSS151082 - 4 07/05/2015 Specification Sheet
WSS151082 - 5 07/05/2015 Bracing
WSS151082 - 6 07/05/2015 Concrete Piers
WSS151082 - 7 07/05/2015 Slab Dimensions
WSS151082 - 8 07/05/2015 Connection Details
WSS151082 - 9 07/05/2015 Flashing Fixing Details
Some drawings have multiple pages, eg. "1 of 3".
Signed
R. J. Showers
for and on behalf of
SHOWERS ENGINEERING PTY LTD
(ACN 075 007 144)
Member Institution of Engineers (Aust.), CPEng (NPER Structural & Civil) Regn. No. 321787
Registered Professional Engineer (Structural & Civil) - Queensland: Regn. No. 1547
Registered Professional Engineer (Structural & Civil) - Victoria: Regn. No. EC24162
Registered Building Designer & Professional Engineer (Structural & Civil) - Tasmania: Regn. No. CC4600H
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Full text of the other 3 pages
Page 2
Version 3 – March 2013
Form 15—Compliance Certificate for building Design or Specification
NOTE This is to be used for the purposes of section 10 of the Building Act 1975 and/or
section 46 of the Building Regulation 2006.
RESTRICTION: A building certifier (class B) can only give a compliance
certificate about whether
building work complies with the BCA or a provision of the QDC. A building
certifier (Class B) can
1. Property descript Street address(include no., street, suburb / locality & postcode)
This section need only be
School Street POMONA QLD Australia 4568
completed if details of street
address and property Postcode
description are applicable Lot & plan (attach list if necessary)
EG. In the case of
details
(standard/generic) pool
design/shell manufacture and/or In which local government area is the land situated?
The description must identify all
land the
subject of the application.
The lot & plan details (eg. SP / RP)
are
shown on title documents or a
2. Description of component/s
Steel framed building and foundations as described in drawings referenced
certified
Clearly describe the extent of
work covered by this certificate, Job# 151082
e.g. all structural aspects of the
steel roof beams.
3. Basis of certification
As per attached letter for Brian Lawson at School Street, POMONA, QLD,
Detail the basis for giving the
certificate and the extent to Australia, 4568 for job number 151082
which tests, specifications,
rules,
standards, codes of practice and
LOCAL GOVERNMENT USE ONLY
Date received Reference Number/s
Page 3
4. Reference documentation
Covering letter of certification.
Clearly identify any relevant
documentation, e.g. numbered
structural engineering plans.
WSS151082 - 2 General Notes
WSS151082 - 3 Layout
WSS151082 - 4 Specification Sheet
WSS151082 - 5 Bracing
WSS151082 - 6 Concrete Piers
WSS151082 - 7 Slab Dimensions
WSS151082 - 8 Connection Details
WSS151082 - 9 Flashing Fixing Details
5. Building certifier reference nu Building certifier reference number
N/A
6. Competent person details Name (in full)
A competent person for building
work, means a person who is
Robert James Showers, Director
assessed by the building
Company name (if applicable) Contact person
certifier for the work as
Showers Engineering Pty Ltd
competent to practise in an
(ACN 075007144) Robert Showers
aspect of the building and
specification design, of the Phone no. business hours Mobile no. Fax No.
building work because of the
07 55788088 0407 147 253 07 55789429
individual's skill, experience and
qualifications in the aspect. The Email address
competent person must also be
registered or licensed under a [email protected]
law applying in the State to
practice the aspect. Postal address
PO BOX 590, Robina D.C, QLD.
If no relevant law requires the
individual to be licensed or Postcode 4226
registered to be able to give the
help, the certifier must assess Licence or registration number (if applicable)
the individual as having
RPEQ 1547
appropriate experience,
7. Signature of competent perso
This certificate must be signed
by the individual assessed by Signature Date
the building certifier as
7-5-2015
Page 4
Design Information Sheet
Building Details
Item Design Value
Building Description Portal Design Steel Frame and Steel Clad Building
Job Reference # WSS151082
Site Address School Street POMONA QLD 4568
Building Classification Class 10
Effective Design Height 3.43 m
Main Building Left Leanto Right Leanto
Length 12m NA NA
Bay Size 3 evenly spaced NA NA
Span 8m NA NA
Roof Pitch 12 degrees NA NA
Pressure Coefficients
Item Design Value Reference
Internal Pressure coefficient CPI 0, -0.3 AS/NZS 1170.2 Clause 5.3
Windward Wall (External Across) 0.7 AS/NZS 1170.2 Table 5.2 (A)
Windward Rafter (External Across) -0.76, -0.31 AS/NZS 1170.2 Table 5.3 (B)
Leeward Rafter (External Across) -0.47 AS/NZS 1170.2 Table 5.3 (C)
Leeward Wall (External Across) -0.3 AS/NZS 1170.2 Table 5.2 (B)
Side Wall (External Along) -0.65 AS/NZS 1170.2 Table 5.2 (C)
Rafters (External Along) -0.9, -0.4 AS/NZS 1170.2 Table 5.3 (A)
Local Pressures Applied Yes AS/NZS 1170.2 Table 5.6
Site Classification
Item N NE E SE S SW W NW
Wind Region B
Importance level 2
Terrain Category 3 3 3 3 3 3 3 3
Shielding Multiplier (Ms) 0.9 0.9 1 1 1 1 0.95 0.9
Topographic Multiplier (Mt) 1 1 1 1 1 1 1 1
Wind Direction Multiplier (Md) 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95
Design Wind Speed 45 m/s
Snowload Factor 0kPa
Seismic Factor (Z) NA