New Boat Specification
New Boat Specification

Dimensions

The vessel is to be constructed using the Principal dimensions as shown on drawing number 151-1 General Arrangements, and the hull shape drawing number 151-3 Hull Lines and Offsets. Scantlings are to be dimensions as shown on drawing, number 151-2 Structural details. Any alterations to the basic dimensions or scantlings is to be approved by the owner or owners representative.

Hull

The hull design is based on the design as shown in the drawing, 151-1 General Arrangements and is described as a moderate vee planing hull of chine configuration featuring a normal bow form below the chine and a landing barge with a hinged bow door above the chine. The vessel is to be fitted with a watertight cockpit or well deck the full length of the hull sloping aft to large scuppers in the transom. Two longitudinal bulkheads are to be fitted 650 mm off the centreline and are to extend from the bottom plating to 400 min above the cockpit (in some areas. not all) to form deep stowage lockers on both sides of the vessel. Spray chines are to be fitted forward to form the lower edge of the bow door and to help deflect the bow waves to the side and away from the bow door. The shape of the outboard pod is to be the same shape as the hull at the bottom and shall taper down from the side decks port and starboard.

The vessel is to be fitted with narrow side decks and across the stern and a portable deck on the centreline at the bow. This portable deck will only be required in sea going operations. A portable side door aft is to be provided in the bulwark for easy access. The vessel is to be fitted with a forward cubby cabin to a maximum height of 1.9 metres above the waterline. This cabin is to be open at the aft end and have a portable centreline window panel at the forward end. A "Targa" is to be fitted at the aft end of the cabin, which can be hinged aft, and down to maintain the low profile when necessary. This Targa is the mounting base for lights, mast and aerials and all wires from the cabin up are to be in a flexible covering.

The hull is to be constructed to Australian Standards AS 4132 and the plans are to be submitted to the Waterways Authority for approval before construction begins. The Builder is be submit plans for approval as a Class 2C carrying 4 crew and Class 2D carrying 8 crew. The builder is to provide approved stability data on completion of the vessel together with trial data to the satisfaction of the owner.

The vessel is to be fitted with two aluminium fuel tanks, one aft in its own vented compartment for petrol with the filling station on the transom deck and with overboard spilling arrangement. The second tank is for the diesel fire pump and is to be located in a compartment forward of the fir pump with a filling station at cockpit decklevel.

The exterior of the hull is to be treated and etch primed and painted using two pot polyurethane marine gloss paints to specifications as recommended by paint manufacturer, to colours 'as per standard New South Wales Rural Fire Service' from chines to deck and cabin. Bottom is to left bare. Interior is to be 'Marina Blue'.

Boat markings to comply to the Port Authority standards for fire boats utilised by the New South Rural Fire Service.

Propulsion

The vessel is to be powered by twin Honda 130 hp 4 stroke outboard engines with counter rotating stainless steel propellers. Instrumentation to include tachometers, tilt and trim, fuel gauges and hour metres, as well as warning lights for engine temperature and oil pressure. Fuel lines are to metallic with stainless steel braided flexible lines to removable canister type filters fitted in the outboard well.

Three banks of 12 volt batteries to be fitted in the same space as the fire pump for staring all engines and lighting. Batteries are to be wired to enable one battery to start either outboard engine with one dedicated battery for starting the fire pump. All batteries are to be fitted with double pole isolation switches. Steering is to be a unboosted hydraulic system.

Diesel Fire Pump

A Yanmar diesel, model 4JH12-TE is to be fitted amidships with a direct coupled high capacity 62 mm centrifugal Fire pump (as supplied by Sutherland Shire Rural Fire Service) with discharge pipe to a fore mounted fire monitor. The diesel engine is to be mounted on Polyflex mountings and the compartment lined with an approved sound proofing material. The sea inlet for the fire pump is to be adjacent the pump and capable of been opened and cleaned while the vessel is afloat. The diesel is to be water cooled by heat exchanger and the exhaust system, wet, and through a water lift type fibreglass muffler discharging through the transom on the port side.
Other items as per S.S.R.F.S requirements

Safety Equipment

All safety equipment to be carried onboard is to meet the requirements of the USL Code for operations in Class 2C and 2D.