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IMPACT SOUND INSULATION

NATSPEC

Version:  (Current)
This TECHnote addresses the use of impact sound insulation in floor systems.
GRASS SEEDING AND TURFING

NATSPEC

Version:  (Current)
This TECHnote provides guidance on the selection of grass seed mixes and turf species for general landscaping for use in 0252 Landscape – natural grass surfaces.
NATIVE GRASS LAWNS

NATSPEC

Version:  (Current)
This TECHnote discusses several of the native grass species suitable for lawn applications.
SEISMIC DESIGN ACTIONS ON NON-STRUCTURAL COMPONENTS

NATSPEC

Version:  (Current)
This TECHnote examines the statutory requirements for seismic restraint which must be considered for non-structural components and internal fixings, and the relevant provisions within NATSPEC.
SPECIFYING R-VALUES

NATSPEC

Version:  (Current)
This TECHnote describes the various meanings of R-Value, its use in the National Construction Code (NCC) Volume One - Building Code of Australia (BCA) Class 2 to Class 9 Buildings, and the ways in which designers and specifiers can document compliance with statutory requirements.
AIRBORNE SOUND INSULATION

NATSPEC

Version:  (Current)
This TECHnote addresses the use of insulation to reduce the transmission of airborne sound between habitable rooms.
DUCT LEAKAGE AND LEAKAGE TESTING

NATSPEC

Version:  (Current)
The leakage of air out of and into air handling supply, return and exhaust ducts can have a significant effect on energy usage and greenhouse gas emissions.
PAVEMENT STABILISATION FOR UNSEALED ROADS

NATSPEC

Version:  (Current)
Stabilisation is a process by which the intrinsic properties of a pavement material are altered by the addition of a stabilisation binder and/or granular material to meet performance expectations in its operating, geological and climatic environment.
IMPROVEMENT AND STABILISATION OF UNSEALED ROADS

NATSPEC

Version:  (Current)
The required intervention levels and timing of maintenance intervention resource may not be sufficient to protect Councils duty of care to provide safe roads.
NEED FOR SUBSURFACE DRAINAGE ON LOCAL ROADS

NATSPEC

Version:  (Current)
The objective of this TECHnote is to assist road owners identify the need for subsurface drainage. It further discusses the various options of providing subsurface drainage types on local roads.