Tender For supply of Rescue Shoring Items-1 The Hydraulic Strut shall have the ability to lift up to 10T with a safety factor of 2:1 and to stabilize up to 9T with a safety factor of 4:1. Hydraulic strut shall be supplied with Pump, Gauge and Hose to Operate. Lifting Height – shall not be less than 250mm. Weight – Shall not be more than 13 Kg. 2 A mechanical strut shall consist of a minimum 75mm diameter extruded aluminum alloy tube with a solid aluminum alloy movable shaft. The strut shall have a locking collar and square thread allowing infinite adjustment and full surface contact of the shaft through the collar and the collar full surface contact on the tube to transfer load directly to the ground. All struts shall be hard coat anodized for protection and longevity. All struts must have a colored label denoting strut size for easy strut selection. Struts shall be supplied with following Sizes and working load capacities. a Retracted length: up to 380mm Stroke: up to 70mm Weight: Shall not be more than 3kg Working Load: 19.5T at 2:1 Safety Factor and 9.5T at 4:1 Safety Factor c Retracted length: up to 910mm Stroke: up to 270mm Weight: Shall not be more than 7.0kg Working Load: 19.5T at 2:1 Safety Factor and 9.5T at 4:1 Safety Factor d Retracted length: up to 1470mm Stroke: up to 530mm Weight: Shall not be more than 10.5kg Working Load: 18T at 2:1 Safety Factor and 9T at 4:1 Safety Factor e Retracted length: up to 2240mm Stroke: up to 820mm Weight: Shall not be more than 15kg Working Load: 12T at 2:1 Safety Factor and 6T at 4:1 Safety Factor 3 A mechanical Strut Extensions shall be constructed of a minimum 75mm diameter extruded alloy tube hard coat anodized for protection and longevity. Strut Extension shall have a spring-loaded locking pin to permit simple and secure connection to the Strut. Strut extensions shall be supplied with following sizes a Length: Shall not be less than 300mm Weight: Shall not be more than 2.5Kg c Length: Shall not be less than 910mm Weight: Shall not be more than 4.5Kg d Extension Converter shall be supplied to convert extension into a fixed length strut. 4 A Heavy Duty Mechanical Struts shall be constructed of a minimum 85mm diameter extruded alloy tube with an aluminum alloy movable shaft. The strut shall have a locking collar and square thread allowing infinite adjustment and full surface contact of the shaft through the collar and the collar full surface contact on the tube to transfer load directly to the ground. All pneumatic fittings shall be made of non-sparking corrosion resistant brass. The locking collar shall be knurled with a non-aggressive textured surface providing enough grip to use with gloved hands. a Retracted length: up to 1270mm Stroke: up to 360mm Weight: Shall not be more than 10kg Working Load: 19.5T at 2:1 Safety Factor and 9.5T at 4:1 Safety Factor b Retracted length: up to 1850mm Stroke: up to 630mm Weight: Shall not be more than 12.5kg Working Load: 19.5T at 2:1 Safety Factor and 9.5T at 4:1 Safety Factor c Retracted length: up to 2950mm Stroke: up to 1120mm Weight: Shall not be more than 19kg Working Load: 14T at 2:1 Safety Factor and 7T at 4:1 Safety Factor 5 Mechanical Adjustable Braces shall be used in raker systems as hardened connections between struts that resist both compression and extension forces. The adjustable brace must consist of a minimum 85mm diameter extruded aluminum alloy tube with an aluminum alloy movable shaft. The braces shall be hard coat anodized for protection and longevity. The adjustable brace shall have a locking collar directly integrated with the tube and square thread allowing infinite adjustment and full surface contact of the shaft through the collar and tube to transfer load. The brace shall have a knurled collar designed to assist in twist-extending the brace with a non-aggressive textured surface providing enough grip to use with gloved hands. Retracted length: up to 2160mm, Stroke: up to 640mm Weight: Shall not be more than 15kg Working Load: 18T at 2:1 Safety Factor and 9T at 4:1 Safety Factor 6 A mechanical Strut Extensions shall be constructed of a minimum 85mm diameter extruded alloy tube hard coat anodized for protection and longevity. Strut Extensions shall be compatible with the 85mm Strut system. Strut Extension shall have a spring-loaded locking pin to permit simple and secure connection to the Strut. Strut Extension shall include a simple, picture-based usage and warning label. Strut Extension labels shall be clearly color-coded denoting strut extension size for easy extension selection. a Length: Shall not be less than 600mm Weight: Shall not be more than 4.5Kg b Length: Shall not be less than 1200mm Weight: Shall not be more than 7Kg c Length: Shall not be less than 1700mm Weight: Shall not be more than 9.5Kg 7 Ground Hinged Base Plates shall be designed to support the strut systems during operation and shall be hard coat anodized for protection and longevity. Base plates shall have a textured, aggressive ground contact surface. They shall have an anchor ring to attach anchoring straps, ratchet belts or chains. The clevis shall have a spring-loaded locking pin to permit simple and secure connection to the Rescue Struts and hinged connector which will allow the clevis to move through a 90-degree range for proper placement and support. Base Plate Size: 305mm x 305mm Angle: up to 45deg each side, Hinged Base Number of Holes: shall not be less than 8. Dia of Hole: 25mm 8 Square Swivel Base Plates shall be designed to support the strut systems during operation and be hard coat anodized. Bases shall not be cast or welded upon in any way and shall have a textured, aggressive ground contact surface. The cup connecting to the strut base shall be designed to rotate and swivel. The Swivel Base Plates shall have 4 holes large enough to accept a 3” 16 penny nails for securing the bases to strong backs and shoring lumber. The bases shall have a spring-loaded locking pin to permit simple and secure connection to the Struts. Swivel Base Angle: up to 20deg off vertical in any direction Size: 152mm X 152mm Weight: up to 1.5kg 9 Square Rigid Base Plates shall be designed to support the strut systems during operation and be hard coat anodized. Bases shall not be cast or welded upon in any way and shall have a textured, aggressive ground contact surface. The Rigid Base Plates shall have 4 holes large enough to accept a 3” 16 penny nails for securing the bases to strong backs and shoring lumber. The bases shall have a spring-loaded locking pin to permit simple and secure connection to the Struts. Size: 152mm X 152mm Weight: up to 1.5kg 10 Raker Rail latches shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. The Raker Rail latch shall have a set of pins installed on either side of the steel shaft, sized to interconnect with and lock into the Raker Rail. The clevis shall be compatible with the strut system and be installed with a spring-loaded locking pin to securely connect with the inserted strut. Weight: Shall not be more than 1.5Kg 11 Raker Rails shall be produced of an extruded aluminum alloy, hard coat anodized for protection and longevity. The Raker Rail shall have Latch connection holes every 305mm and holes every 305mm for wall anchors. A sticker with instructional information shall be attached to the Raker Rail. It shall outline Raker assembly best practices and display recommended safe working load tables with height to point of insertion, Raker length, and loads for a fully assembled Raker with x-bracing at both 45 degrees and 60 degrees. Raker Rail Length: shall not be less than 1830mm. Weight: shall not be more than 10kg 12 Raker Junctions shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. The Raker Junction shall come with two clevises attached together with a rotating solid steel shaft. The Raker Junction acts as the connection point between the Raker strut and the sole strut into the base plate, as such it must be compatible with the strut system. The sole clevis shall be clearly labeled, to ensure correct sole and Raker strut location. Both clevises shall have spring loaded locking pins to securely attach the sole and Raker struts. Weight: Shall not be more than 4.5kg 13 Raker Junction Base shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. The Raker Junction base shall come with two clevises attached together with a rotating solid steel shaft. The Raker Junction base acts as the connection point between the Raker strut and the Clevis base plate, as such it must be compatible with the strut system. The sole clevis shall be clearly labeled, to ensure correct sole and Raker strut location. Both clevises shall have spring loaded locking pins to securely attach the sole and Raker struts. Weight: Shall not be more than 3.5kg 14 The clamp and clevis shall be used to connect struts and braces to other struts and braces to form stronger integrated structures. The clamp and clevis shall be compatible with the strut and raker system. It shall connect securely to raker struts or braces to allow cross-bracing with a heavy-duty steel clamp, tightened by a solid stainless-steel puck with integrated washer, allowing quick and simple hand tightening of the system without the use of tools. The clamp and clevis shall attach to struts and braces using a spring-loaded locking pin on the hub. 15 Raker Rails Splices shall be produced of an extruded aluminum alloy, hard coat anodized for protection and longevity. The Raker Rail Splice shall interconnect with Raker Rails at the indents allowing a solid mechanical connection of two or more Raker rails into a single continuous piece for reaching high insertion points. The Raker Rail Splice shall allow the Raker Rails to slide into position between two aluminum plates and be locked in place with a heavy duty spring loaded locking pin. 16 Raker Angle Bases shall be produced of an extruded aluminum alloy and shall be placed behind the hinged base plate in front of the sole anchor, transferring horizontal load from the base plate and distributing it against the sole anchor. The Raker Angle Base shall have a L shape, the width of the hinged base plate, with a positioning bar securely attached to slot in the back of the hinged base plate and prevent slippage. The Raker Angle Base shall have two notches, matched to the location of picket holes in the base plate, so that when the base plate is placed into position, the angle base does not interfere with driving pickets through the base plate. The Raker Angle Base shall have 4 holes on sole anchor face large enough to accept a 3” 16 penny nails for securing the bases to shoring lumber. 17 The Rail Latch Holder shall be a compact storage container for the Raker Rail Latches. The Latch Holder shall have properly spaced indentations to accept the locking pins of the Raker Rail Latch and a handle for easy transport and storage. 18 Multi Bases shall be provided to attach to the Rescue Strut during operation and be hard coat anodized for protection and longevity. All bases shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. Bases shall not be cast or welded upon in any way, so as to avoid unpredictable failure points. The bases shall have a spring-loaded locking pin to permit simple and secure connection to the Rescue Struts. The Multi Base shall have a multifunction design: a V shape to cradle loads, pointed ends to penetrate into and support loads, and accept 3/8” chain for chain cradles. 19 Contour Bases shall be provided to attach to the Rescue Strut during operation and be hard coat anodized for protection and longevity. All bases shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. Bases shall not be cast or welded upon in any way, so as to avoid unpredictable failure points. The bases shall have a spring-loaded locking pin to permit simple and secure connection to the Rescue Struts. The Contour Base shall have an inwardly curved shape designed to cradle the load with milled protruding dimples to ensure high friction contact. 20 “V” Bases shall be provided to attach to the Rescue Strut during operation and be hard coat anodized for protection and longevity. All bases shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. Bases shall not be cast or welded upon in any way, so as to avoid unpredictable failure points. The bases shall have a spring-loaded locking pin to permit simple and secure connection to the Rescue Struts. The “V” Base shall act as a cradle to support the load and be hard coat anodized for protection and longevity. Multi Bases shall be provided to attach to the Rescue Strut during operation and be hard coat anodized for protection and longevity. Bases shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. Bases shall not be cast or welded upon in any way, so as to avoid unpredictable failure points. The bases shall have a spring-loaded locking pin to permit simple and secure connection to the Rescue Struts. The Base shall have a multifunction design: a V shape to cradle loads, pointed ends to penetrate and support loads, and accept 3/8” chain for chain cradles. 21 Ratchet Belts shall have a minimum working load rating of 3,000lbs (1360kg) and have a minimum length of 27 ft (8,2 m). They shall have positive hook fasteners at each end to secure ratchet belts to the load and base plates. The ratchet belts shall incorporate the Anti Belt Slip Step by Step Release System for safe release of belt tension. 22 Tie down keys with J-hooks shall be included to create purchase points for the stabilization system on loads. 23 Chains shall be a minimum of 20ft (6,1m) long at 3/8” thickness and grade 100 suitable for overhead lifting. Chains shall be used for linking base plates together to create the supporting triangle configuration necessary to support and minimize load shift in a stabilization scenario. 24 Double headed picket shall be supplied with 25mm Dia x 1015mm Long. Net weight shall not be more than 4.5kg. 25 Vehicle Stabilization Controller shall be supplied for safely chasing Stabilization struts while performing a Lift with single Inlet and Dual Outlet. The Controller must design for safe use of compressed air to extend struts. The Controller shall be capable of extending the heaviest combination of Struts and extensions with a simple On/Off Control. The controller shall have a vent relief feature and shall be able to reduce pressure to 2 bar. 26 Non-Slip Neoprene Pad to be supplied for usage of Struts in slippery surface. Size(mm): Shall not be less than 380x380x25. Weight: up to 5.5kg 27 The hose shall have a spring-loaded, female, quick-connect coupling. A secondary integral threaded safety lock system shall vent system air unless locked, ensuring the system can only be fully pressurized if all couplings have been properly secured. The entire assembly shall be made of non-sparking materials, and all fittings shall be made of corrosion resistant, non-sparking brass construction. a Color: Yellow Size: Dia 9.5mm Length: 10m b Color: Red Size: Dia 9.5mm Length: 10m c Color: Black Size: Dia 9.5mm Length: 10m 28 Tripod Conversion Kit : The following components shall be supplied to modify the use of struts into a tripod configuration for use in rigging and repelling. a Tripod Head : The tripod head shall be made of aluminum and be hard coat anodized for protection and longevity. The tripod head shall also have a female hub on top to accept struts/extensions to create high point load support. All strut hubs shall have spring-loaded locking pin to permit simple and secure connection to the Rescue Struts. The tripod head must have an eyebolt for a lowering/arresting/retrieving device and rigging with at least a 5200 lb (2358.7 kg) working load limit. The tripod head must also have holes for attaching accessories. b Ground Base Plates shall be designed to support the strut systems during operation and be hard coat anodized for protection and longevity. All bases shall be milled from solid blocks of aluminum to ensure a monolithic structure with predictable, superior strength. Bases shall not be cast or welded upon in any way, so as to avoid unpredictable failure points. They shall measure 6” x 6” (15cm x 15cm) and have a textured, aggressive ground contact surface. They shall include an anchor ring to attach anchoring straps, ratchet belts or chains with a working load limit of at least 5,000 lb (2268 kg). The clevis shall have a spring-loaded locking pin to permit simple and secure connection to the Rescue Struts and hinged connector which will allow the clevis to move through a 90 degree range for proper placement and support. The base shall have four holes to accept a 3” 16 penny nail for securing the bases to strongbacks and shoring lumber. c The kit shall contain a minimum 30 ft (9.1 m) galvanized alloy chain with grab hook to the link the three bases together through the anchor rings in a tripod formation and prevent base movement under load. The chain must have a minimum 3150 lb (1428.8 kg) working load. d The seller must provide a transport case large enough to contain all of the kit components. The case must be watertight, crushproof and dustproof and have an automatic pressure equalization valve to balance interior pressure. The case shall include a semi-rigid protective foam shaped to snugly fit all equipment providing shock protection during transport. The case must also include a diagram outlining all of the equipment contained within the protective foam, to simplify inventorying and storage of the kit’s various components.
