User Instruction Manual Davit Arms and Mounting Bases This manual is intended to meet the Manufacturer’s Instructions as required by ANSI Z359.1 and ANSI A10.14, and should be used as part of an employee training program as required by OSHA. © Copyright 2002 DB Industries, Inc. Figure 1 3 Figure 2 4 Figure 3 5 WARNING: This product is part of a personal fall arrest, work positioning, personnel riding, rescue, or material handling system. The user must follow the manufacturer’s instructions for each component of the system. These instructions must be provided to the user of this equipment. Manufacturer’s instructions must be followed for proper use and maintenance of this equipment. Alterations or misuse of this equipment, or failure to follow instructions, may result in serious injury or death. IMPORTANT: If you have questions on the use, care, or suitability of this equipment for your application, contact DBI/SALA. IMPORTANT: Record the product identification information from the ID label in the inspection and maintenance log in section 9.0 of this manual. DESCRIPTIONS DAVIT ARM ONLY: See Figure 1. 8004030: Davit arm, 24 inch reach, 79 inch height. Standard Model 8002001: Davit Arm, 24 inch reach, 97 inch height (not shown). 8002002: Davit Arm, 48 inch reach, 79 inch height (not shown). 8002003: Davit Arm, 36 inch reach, 96 inch height (not shown). 8002004: Davit Arm, 21 inch reach, 66 inch height (not shown). 8002005: Davit Arm, 36 inch reach, 114.5 inch height (not shown). 8002006: Davit Arm, 24 inch reach, 71 inch height (not shown). 8002008: Davit Arm, 16 inch reach, 63 inch height (not shown). 8002009: Davit Arm, 20 inch reach, 59 inch height (not shown). 8002010: Davit Arm, 16 inch reach, 53 inch height (not shown). DAVIT ARM WITH MOUNTING BASE: See Figure 2. 8002030: Davit arm, 24 inch reach, 79 inch height, galvanized steel fixed mounting base for concrete. 8002031: Davit arm, 24 inch reach, 79 inch height, galvanized steel fixed mounting base. 8002032: Davit arm, 24 inch reach, 79 inch height, aluminum portable mounting base. DAVIT BASE ONLY: See Figure 3. 8002040: Davit base, fixed, stainless steel, for concrete. 8002050: Davit base, fixed, stainless steel. 8003773: Davit base, fixed, galvanized steel, shelf-type. 8003930: Davit base, portable, aluminum. 8004031: Davit base, fixed, galvanized steel. 8004032: Davit base, fixed, galvanized steel, for concrete. 8004230: Davit base, fixed, stainless steel, wall mount, weld-on. 8004235: Davit base, fixed, galvanized steel, wall mount, weld-on. 8004273: Davit base, fixed, stainless steel, wall mount, bolt-on. 8004274: Davit base, fixed, galvanized steel, wall mount, bolt-on. 8004392: Davit base, fixed, galvanized steel, post mount, bolt on. 6 1.0 APPLICATIONS 1.1 PURPOSE: DBI/SALA Davit arm and mounting base combinations are intended to be used as part of a work positioning, personnel riding, personal fall arrest, material handling, or rescue system. The davit arm and mounting base are intended to act as a support structure or anchorage for these systems. 1.2 LIMITATIONS: Consider the following application limitations before using this equipment: A. CAPACITY: The maximum working load for this product is 350 lbs. B. APPLICATIONS: Specific models of davit arms are rated for different application. See Table 1 for acceptable applications for each model davit arm. Table 1 Acceptable Applications Model Fall Arrest Work Positioning Personnel Riding Material Handling Rescue 8004030 x x x x x 8002001 x x x x x 8002002 x x 8002003 x x x x x x 8002004 x x x 8002005 8002006 x x x x x 8002008 x x x x x 8002009 x x x x x 8002010 x x x x x C. FREE FALL: Personal fall arrest systems must be rigged to limit the free fall to six feet (according to ANSI Z359.1, or five feet according to ANSI A10.14). D. FALL CLEARANCE: Ensure that adequate clearance exists in your fall path to avoid striking an object. The amount of clearance required is dependent upon the type of connecting subsystem and anchorage 7 location. See subsystem manufacturer’s instructions for more information. 1.3 E. ENVIRONMENTAL HAZARDS: Use of this equipment in areas where environmental hazards exist may require additional precautions to limit the possibility of injury to the user or damage to the equipment. Hazards may include, but are not limited to; high heat, caustic chemicals, corrosive environments, high voltage power lines, explosive or toxic gases, moving machinery, and sharp edges. F. TRAINING: This equipment is intended to be installed and used by persons trained in its correct application and use. APPLICABLE STANDARDS: Refer to applicable standards, including ANSI Z359.1, ANSI A10.14, ANSI Z117.1, and local, state, and federal (OSHA 26 CFR 1910.146, 1910.66, 1926.500) requirements for more information on the application of this equipment. 2.0 SYSTEM REQUIREMENTS 2.1 COMPATIBILITY OF COMPONENTS AND SUBSYSTEMS: This equipment is designed for use with DBI/SALA approved components and subsystems. Substitutions or replacements made with non-approved components or subsystems may be incompatible, and may jeopardize the safety and reliability of the complete system. 2.2 COMPATIBILITY OF CONNECTORS: Connectors (hooks, carabiners, D-rings) must support at least 5,000 lbs. Connectors must be compatible in size, shape, and strength. Non-compatible connectors may unintentionally disengage (roll-out). Do not use non-locking connectors with this equipment. 2.3 STRUCTURAL STRENGTH: The structure or mounting surface to which this equipment is installed must meet the strengths specified below for the application selected: A. Fall Arrest: The structure selected for personal fall arrest applications must be capable of sustaining static loads applied in the directions permitted by the personal fall arrest system of at least: 3,600 lbs. with certification of a qualified person; or 5,000 lbs. without certification. See ANSI Z359.1 for certification definition. When more than one personal fall arrest system is attached to a structure, the strengths stated above must be met at each location independently. From OSHA 1926.500 and 1910.66: Anchorages used for attachment of personal fall arrest systems shall be independent of any anchorage being used to support or suspend platforms, and capable of supporting at least 5,000 lbs. per user attached, or be designed, installed, and used as part of a complete personal fall arrest system which maintains a safety factor of at least two, and is under the supervision of a qualified person. 8 B. Work Positioning: The structure to which the work positioning system is attached must sustain static loads applied in the directions permitted by the work positioning system of at least 3,000 lbs., or twice the potential impact load, whichever is greater. See OSHA 1926.502. When more than one work positioning system is attached to an anchorage, the strengths stated above must be multiplied by the number of work positioning systems attached to the anchorage. C. Personnel Riding: The structure selected for personnel riding applications must be capable of sustaining static loads applied in the directions permitted by the personnel riding system of at least 2,500 lbs. Each davit arm and base installation must be independently capable of sustaining this load. D. Material Handling: The structure selected for material handling applications must be capable of sustaining static loads applied in the directions permitted by the material handling system of at least 2,500 lbs. Each davit arm and base installation must be independently capable of sustaining this load. E. Rescue: The structure selected for rescue applications must be capable of sustaining static loads applied in the directions permitted by the rescue system of at least 2,500 lbs. Each davit arm and base installation must be independently capable of sustaining this load. WARNING: Davit arms and mounting bases that are installed for personnel riding, material handling, or rescue applications only, must be labeled as such to prevent the system from being used for fall arrest or work positioning applications, which require greater structural strength. 3.0 OPERATION AND USE WARNING: Do not alter or intentionally misuse this equipment. Consult DBI/SALA when using this equipment in combination with components or subsystems other than those described in this manual. Some subsystem and component combinations may interfere with the operation of this equipment. Use caution when using this equipment around moving machinery, electrical hazards, chemical hazards, and sharp edges. WARNING: Consult your doctor if there is reason to doubt your fitness to safely absorb the shock from a fall arrest. Age and fitness seriously affect a worker's ability to withstand falls. Pregnant women or minors must not use this equipment. 3.1 BEFORE EACH USE of this equipment, carefully inspect it according to section 5.0 of this manual. 3.2 PLAN your system before using this equipment. Consider all factors that will affect your safety during use of this equipment. Consider the following points when planning your system: A. HAZARD EVALUATION: An evaluation of job site hazards is necessary before starting work. Consult applicable OSHA and industry 9 standards for guidelines and regulatory requirements on issues such as; confined space entry, personal fall arrest systems, and single point adjustable scaffolds. B. WORK SITE GEOMETRY: The installation and use of the davit arm and mounting base must be consistent with the geometric requirements specified in sections 3.4 and 3.5. When suspending working lines from the davit arm, check for obstructions or sharp edges in the work path. Avoid working where the user may swing and hit an object, or where lines may cross or tangle with that of another worker. C. BACK-UP FALL ARREST SYSTEM: When using the davit arm and mounting base as a support for suspending a worker at a work level, or for personnel riding applications, a back-up fall arrest system is required. See OSHA 29 CFR 1910.28 and 1926.451. The davit arm has an auxiliary connection point for a back-up personal fall arrest system. D. RESCUE: In the event of an accident with injuries or other medical emergency, it is critical to have a rescue system in place. Response time often plays an important role in the survival of an injured worker. Users of this equipment must be trained in emergency procedures. 3.3 REQUIREMENTS FOR PERSONAL FALL ARREST SYSTEMS: Personal fall arrest systems used with the davit arm and base typically include; full body harness, connecting subsystem (self retracting lifeline or lifeline and rope grab), and necessary hardware to connect the system. Personal fall arrest systems used with this davit arm and mounting base must meet applicable OSHA requirements. Personal fall arrest systems that use a full body harness must limit the fall arrest forces to 1,800 lbs., and arrest the fall within 42 inches. Body belts, unless part of a full body harness, are not recommended for use with this equipment. 3.4 INSTALLATION OF MOUNTING BASES: A. FIXED BASE: See Figure 4. The fixed base davit bases are for general purpose use for most applications. The fixed base davit bases are attached to concrete (8002040, 8004032) or other structural materials (8002050, 8004031). A minimum of six equally spaced 1/2 inch diameter fasteners are required to attach the davit base to the structure. See Table 2 for fastener load requirements. DBI/SALA recommends that all fixed base installations be done under the supervision of a qualified person. B. WALL MOUNT: See Figure 5. The 8004273 and 8004274 davit bases are used when bolting the davit arm to a wall or other vertical surface. Use twelve 1/2 inch diameter fasteners to attach the davit base to the structure. See Table 3 for fastener load requirements. The 8004230 and 8004235 davit bases are dimensionally the same, but are welded to the structure. See below for information on welded installations. C. SHELF MOUNT: See Figure 6. The 8003773 davit base is used when a shelf-type mounting on a wall or other vertical surface is required. Use 10 Figure 4 Table 2 - Fastener Load Requirements, Fixed Base Davit Bases Vertical Bolt Loads (lbs.) Moment Bolt Load (ft-lbs.) Quantity 8004031 8004032 (lbs.) Davit Arm Application Arm Reach Fall arrest, no cer tification, work positioning up to 24" 5,000 Fall arrest with cer tification up to 24" 3,600 7,200 Personnel riding, material handling, rescue up to 24" 2,500 5,000 Material handling, rescue Material handling, rescue up to 36" up to 48" 3,300 2,500 10,000 10,000 10,000 6 4,775 2,625 12 2,800 1,550 6 3,425 1,900 12 2,025 1,150 6 2,400 1,325 12 1,400 775 6 4,775 2,625 12 2,800 1,550 6 4,775 2,650 12 2,800 1,550 the shelf mount with davit base models 8002050 or 8004031. Use six 1/2 inch diameter fasteners to attach the davit base to the structure. See Table 4 for fastener load requirements. 11 Figure 5 Table 3 - Fastener Load Requirements, Wall Mount Davit Bases Arm Reach Vertical Load (lbs.) Moment (ft-lbs.) Torque (ft-lbs.) Fall arrest, no cer tification, work positioning up to 24" 5,000 11,000 Fall arrest with cer tification up to 24" 3,600 Personnel riding, material handling, rescue up to 24" Material handling, rescue Material handling, rescue Davit Arm Application Fastener Loads (lbs.) Tension Shear 10,000 2,300 1,980 7,900 7,200 1,650 1,425 2,500 5,500 5,000 1,150 990 up to 36" 3,300 11,000 10,000 2,300 1,300 up to 48" 2,500 11,000 10,000 2,300 990 D. POST MOUNT: See Figure 7. The 8004392 davit base is used when a single post can be inserted into a hole in the concrete or other horizontal surface. A hole (3-1/16" in diameter) that is at least 6-1/4" deep is required for the base to set into. A 1/2" bolt secures the post to the horizontal surface. See Table 5 for fastener load requirements. E. LOAD REQUIREMENTS: See section 2.3 for application types and supporting structure load requirements. 12 Figure 6 Table 4 - Fastener Load Requirements, Shelf Mount Davit Base Arm Reach Vertical Load (lbs.) Moment (ft-lbs.) Torque (ft-lbs.) Fall arrest, no cer tification, work positioning up to 24" 5,000 12,500 Fall arrest with cer tification up to 24" 3,600 Personnel riding, material handling, rescue up to 24" Material handling, rescue Maerial handling, rescue Davit Arm Application Fastener Loads (lbs.) Tension Shear 10,000 5,000 4,850 9,000 7,200 3,600 3,500 2,500 6,250 5,000 2,500 2,425 up to 36" 3,300 12,500 10,000 5,000 3,200 up to 48" 2,500 12,500 10,000 5,000 4,850 F. GEOMETRIC REQUIREMENTS: The davit arm and mounting base must be mounted on a level surface. Position the mounting base so the davit arm will be directly over the work area. Do not position the davit arm where the worker will have to swing under the davit arm to reach the work area. Avoid positioning the davit arm where the working line may abrade against sharp edges when in use. G. WELDED INSTALLATIONS: When welding a mounting base to the structure DBI/SALA recommends that welding is done by a certified welder. If areas of the plating on the davit base are removed by welding, paint to prevent corrosion. H. MASONRY ANCHORS: Install masonry anchors used with the mounting base installation according to manufacturer’s instructions. 13 Figure 7 Table 5 - Fastener Load Requirements, Post Mount Davit Base Davit Arm Application Arm Reach Ver tical Load (lbs.) Moment (ft-lbs.) Fall arrest, no cer tification, work positioning up to 24" 5,000 12,500 Fall arrest with cer tification up to 24" 3,600 9,000 Personnel riding, material handling, rescue up to 24" 2,500 6,250 Material handling, rescue up to 36" 3,300 12,500 Material handling, rescue up to 48" 2,500 12,500 3.5 INSTALLATION OF DAVIT ARM TO FIXED BASE: See Figure 8. Place the lower leg of the davit arm over the davit base post and lower onto the base. Lift upper arm into position and secure with detent pin. Attach equipment to davit arm according to section 3.7 of this manual. Rotate arm over work area and lock in place with locking lever on lower leg of the davit arm. 3.6 INSTALLATION OF PORTABLE DAVIT BASE AND DAVIT ARM: A. LOAD REQUIREMENTS: See section 2.3 for application types and supporting structure load requirements. B. DAVIT ARM REQUIREMENTS: The portable base can only be used with davit arms with a reach of 24" or less. C. GEOMETRIC REQUIREMENTS: Select a level area near the work opening that will provide firm footing for the portable base. See table 6. Position the portable base so the arm will be directly over the work area. 14 Figure 8 Do not position the davit arm where the worker will have to swing under the davit arm to reach the work area. Avoid positioning the davit arm where the working line may abrade against sharp edges when in use. WARNING: Never allow the working line to extend outside the legs of the portable base, tipping of the base could occur. D. PORTABLE BASE SET-UP: See Figure 9. Step 1. Remove leg detent pins and spread legs to fully extended position. Reinstall detent pins. Step 2. Position base over work opening so the working line is directly over the work area when the davit arm is in place. Table 6 - Foot Load Requirements, Portable Base Davit Bases Foot Loads (lbs.) Davit Arm Application 8003930 Step 3. Ensure footing is solid under each base foot. See section 2.3 15 Fall arrest, no cer tification, work positioning Front 1,730 Fall arrest with cer tification Front 1,245 Personnel riding, material handling, rescue Rear 1,540 Rear 1,110 Front 865 Rear 770 and Table 1 for load requirements. Figure 9 Step 4. Level the base by adjusting the base feet. Step 5. Install the davit arm by inserting the lower leg into the base socket. Lift upper davit arm into place and lock with detent pin. Step 6. Check the davit arm for position above the work area. Adjust base position as required. IMPORTANT: All mounting bases must be positioned so the davit arm will be directly over the work area. The davit arm must be positioned to ensure a safe working area for the user. 3.7 CONNECTING EQUIPMENT TO THE DAVIT ARM: The davit arm is equipped with three system connection points. Two connection points are quick-mount brackets for the Salalift winch or self retracting lifeline. The third connection point is an auxiliary connection for other DBI/SALA systems. Figure 10 16 Figure 11 WINCH MOUNTING: Mount the winch on the top quick-mount bracket as shown in Figure 10. the winch cable must be routed over the sheave at the end of the arm. SELF RETRACTING LIFELINE MOUNTING: Mount the self retracting lifeline on the top or bottom quick-mount bracket as shown in Figure 11. Use the bottom quick-mount bracket when the top bracket is occupied by a winch or other equipment. When mounting to the bottom bracket, a snatch block pulley must be connected to the auxiliary connection point. Route the self retracting lifeline cable through the snatch block pulley as shown in Figure 11. Do not use a self retracting lifeline on the bottom bracket without a snatch block pulley. Do not route the self retracting lifeline cable through the davit arm sheave when the self Figure 12 retracting lifeline is mounted on the bottom bracket. The self retracting lifeline can be hung from the auxiliary connection point using a self locking carabiner as shown in Figure 12. When connecting other equipment to the auxiliary connection point DBI/SALA recommends using a self locking hook or carabiner. IMPORTANT: Knots must not be used for load bearing end terminations (see ANSI Z359.1). Some knots reduce strength of the lifeline by fifty percent or more. 4.0 4.1 TRAINING It is the responsibility of the user and purchaser of this equipment to be 17 trained in the correct care and use of this equipment. The user and purchaser must be aware of the operating characteristics, application limits, and consequences of improper use of this equipment. IMPORTANT: Training must be conducted without exposing the trainee to a fall hazard. Training should be repeated on a periodic basis. 5.0 5.1 INSPECTION FREQUENCY: • Before Each Use: Inspect according to steps listed in section 5.2 and 5.3. • Monthly: A formal inspection of the davit arm and base should be done by a competent person other than the user. See sections 5.2 and 5.3. Record inspection results in the inspection and maintenance log in section 9.0 of this manual. • After a Fall Arrest: Inspect entire davit arm and base according to section 5.3. WARNING: If the davit arm and mounting base have been subjected to fall arrest forces, they must be immediately removed from service and inspected. If the davit arm or mounting base fails inspection remove from service and destroy, or contact DBI/SALA for repair or replacement. IMPORTANT: Extreme working conditions (harsh environments, prolonged use) may require increasing the frequency of inspections. 5.2 DAVIT ARM INSPECTION: Step 1. Inspect all bolts and nuts to ensure they are secure. Check for missing, substituted, or altered parts. Step 2. Upper arm and lower leg on davit arm must be straight and free of cracks, dents, distortion, or any other damage. Step 3. Locking lever on davit arm must work prevent arm from turning when locked. Step 4. Upper arm on davit arm must collapse properly and can be locked into place with detent pin. Step 5. Inspect sheave at end of davit arm. Sheave must be clean and rotate freely. Step 6. Auxiliary fall arrest anchorage point must be free of cracks, dents, distortion, or any other damage. Step 7. All bolts on mounting base must be secure and not damaged. Ensure davit base legs on portable davit base extend and close 18 properly, and detent pins lock properly. Ensure adjustable feet on portable davit base can move freely. Ensure davit base is free of cracks, dents, distortion, or any other damage. Step 8. Inspect entire system for corrosion which may weaken or otherwise affect parts in their function. Step 9. All labels must be present and fully legible. See section 8.0. Step 10. Record results of inspection in the inspection and maintenance log in section 9.0 of this manual. Step 11. Inspect each system component in accordance to manufacturer’s instructions. 5.3 If inspection reveals an unsafe or defective condition, remove the davit arm and mounting base from service and destroy, or contact an authorized service center for repair. NOTE: Only DBI/SALA or parties authorized in writing may make repairs to this equipment. 6.0 MAINTENANCE, SERVICING, STORAGE 6.1 Periodically clean the exterior of the davit arm and base using water and mild detergent. Clean labels as required. 6.2 Replacement parts and additional maintenance and servicing procedures must be completed by an authorized service center. An authorization and return number must be issued by DBI/SALA. 6.3 Clean and store system components according to manufacturer’s instructions. 6.4 Store this equipment in a clean and dry environment out of direct sunlight. Avoid areas with chemical vapors. Inspect equipment after any period of extended storage. 7.0 7.1 SPECIFICATIONS MATERIAL: 8002001 8002002 8002003 8002004 8002005 8002006 8002008 8002009 8002010 Davit Davit Davit Davit Davit Davit Davit Davit Davit Arm Arm Arm Arm Arm Arm Arm Arm Arm Galvanized Galvanized Galvanized Galvanized Galvanized Galvanized Galvanized Galvanized Galvanized 19 steel, steel, steel, steel, steel, steel, steel, steel, steel, anodized anodized anodized anodized anodized anodized anodized anodized anodized aluminum aluminum aluminum aluminum aluminum aluminum aluminum aluminum aluminum 7.2 8004030 8002030 8002031 8002032 Davit Davit Davit Davit Arm Arm Arm Arm (Standard) and Base and Base and Base 8002040 8002050 8003773 8003930 8004031 8004032 8004230 8004235 8004273 8004274 8004392 Davit Base Davit Base Davit Base Portable Davit Base Davit Base Davit Base Davit Base Davit Base Davit Base Davit Base Davit Base, Post style Galvanized Galvanized Galvanized Galvanized steel, steel, steel, steel, anodized anodized anodized anodized aluminum aluminum aluminum aluminum Stainless steel Stainless steel Galvanized steel Galvanized steel, anodized aluminum Galvanized steel Galvanized steel Stainless steel Galvanized steel Stainless steel Galvanized steel Galvanized steel APPLICATION SPECIFICATIONS: 350 lbs. work positioning, personnel riding 310 lbs. fall arrest Rated Working Load Weight: 8003773 8003930 8004030 8002050, 8004031 8002040, 8004032 8004230, 8004235, 8004273, 8004274 Working Height with Base: 8003930 8004031 8004032 41 lbs. 87 lbs. 49 lbs. 46 lbs. 73 lbs. 50 lbs. 81-90 inches 84 inches 85 inches 8004030 Collapsed Height 57 inches Davit Arm Reach: 8004030, 8002001 , 8002006 8002002, 8002005 8002003 8002004 8002008, 8002010 8002009 8004030 Davit Arm Strength 24 inches 48 inches 36 inches 21 inches 16 inches 20 inches 5,000 lbs. all attachment points The following Davit Arm and Base combinations are classified by Underwriters Laboratories, Inc. as to the 350 lbs. load capacity only: 8002030 8002031 8002032 41Y7 20 8.0 LABELING The following labels must be present and fully legible: 8003930 Poratable Davit Base Label 8004031 Davit Base Label 8004032 Davit Base Label 8004030 Davit Arm Label 8004230, 8004235, 8004273, 8004274 Davit Base Label 21 9.0 INSPECION AND MAINTENANCE LOG SERIAL NUMBER: _______________________________________________ MODEL NUMBER: _______________________________________________ DATE PURCHASED: _____________________________________________ INSPECTION DATE INSPECTION ITEMS NOTED CORRECTIVE ACTION Approved By: Approved By: Approved By: Approved By: Approved By: Approved By: Approved By: Approved By: Approved By: Approved By: Approved By: 22 MAINTENANCE PERFORMED WARRANTY Equipment offered by DBI/SALA is warranted against factory defects in workmanship and materials for a period of two years from date of installation or use by the owner, provided that this period shall not exceed two years from date of shipment. Upon notice in writing, DBI/SALA will promptly repair or replace all defective items. DBI/SALA reserves the right to elect to have any defective item returned to its plant for inspection before making a repair or replacement. This warranty does not cover equipment damages resulting from abuse, damage in transit, or other damage beyond the control of DBI/SALA. This warranty applies only to the original purchaser and is the only one applicable to our products, and is in lieu of all other warranties, expressed or implied. USA Canada 3965 Pepin Avenue Red Wing, MN 55066-1837 Toll Free: 800-328-6146 Phone: (651) 388-8282 Fax: (651) 388-5065 www.salagroup.com 260 Export Boulevard Mississauga, Ontario L5S 1Y9 Toll Free: 800-387-7484 Phone: (905) 795-9333 Fax: (905) 795-8777 I S O 9001 Certificate No. FM 39709 Form: 5902137 Rev: D
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