10/0364 - Prescribed Tidal Works [As Published] · 142010.364

Sp Cardno

Our Ref 87900/05.008(130): GMc:fv

Contact Graeme Mclain

18 January 2010

The Manager

The Jetty Specialist Pty Ltd
2 Industrial Ave
CALOUNDRA QLD 4551

 

Dear Sir

Structural Design Advice

Project: Pontoon, Piles & Catwalk
Owner: Body Corporate for Las Rias
Address: Lot 283 (8) Quamby Place, Noosa Heads

We, Cardno (Qld) Pty Ltd, advise that the proposal to construct the works
described above has been checked by us. When the works are constructed in
accordance with the approved drawings and in the location shown, the proposed
works are structurally adequate for the anticipated usage in this location and
should comply with the design and safety provisions of the Prescribed Tidal Work
Code (Schedule 4A of the Coastal Protection and Management Regulation 2003),
based on the design criteria, and assumptions listed below.

Basis of Design Advice

¢ The works do not impose loads that would significantly affect existing
structures.

e The works do not adversely affect the stability of the bed and banks in
the near vicinity of the structure.

e Structural design criteria:

400mm wind wave

300mm boat wake

Wind Classification N3

Max. Current 1.4 m/s parallel to face-of pontoon

Maximum Wave Height

Scour : Reasonable scour effects from flood flows and
tidal flows have been considered
Debris Load. To AS 3962

Impact Loads
Max Vessel Size berthed
Relevant Codes

Minor loads without some damage to structure
11.0 metres length (wet) & 4.3 m beam (wet)
AS1170, AS 3962 and AS 3600, except where
varied by the Prescribed Tidal Work Code

Australia « Belgium « Indonesia » Kenya « New Zealand e Papua New Guinea
United Kingdom » United Arab Emirates « United States » Operations in 60 countries

1:\B7900-05\Sub008\130-Body Corp For Las Rias\Word\Design Advice.Doc

 

Shaping the Future

Cardno (Qld) Pty Ltd
ABN 57 081 074 992

Level 11

515 St Paul's Terrace
Fortitude Valley QLD 4006
Australia

Locked Bag 4006
Fortitude Valley QLD 4006
Australia

Phone: 617 3369 9822
Fax: 617 3369 9722

www.cardno.com.au

Ouaity
#80 9001
@mwacen