1、MIL- C- 5 2 9 11 (ME) 27 September 1976 MILITARY SPECIFICATION CRANE, TRUCKMOUNTED, HYDRAULIC, 25 TON COMMERCIAL CONSTRUCTION EQUIPMENT (CCE) This specification is approved for use by the Mobility Equipment Research and Development Command, Department of the Army, and is available for use by all Dep
2、artments and Agencies of the Department of Defense. 1. SCOPE 1.1 This specification covers a commercial diesel-engine- powered 8 x 4 truck-mounted hydraulic crane suitable for operation as a crane, a crane with jib, clamshell, and pile-driving operation. 2. APPLICABLE DOCUMENTS 2.1 Issues ofdocument
3、s. The following documents of the issue in effect on date of invitation for bids or request for proposal form a part of this specification to the extent specified herein: - SPECIFICATIONS MILITARY MIL-E-52798 - Enamel, Alkyd, Camouflage. STANDARD FEDERAL FED. STD. No. 595 - Colors. (Copies of specif
4、ication and standard required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2.2 Other publications. The following documents form a part of this specification to the extent specified herein.
5、indicated, the issue in effect on date of invitation for bids or reqces t for proposal shall apply. Unless otherwise FSC 3810 : AA M Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-52911 (ME) TECHNICAL 1NFORMATION.PACKAGE (Application for copi
6、es should be addressed to U.S. Army Mobility Equipment Research and Development Command, AT“: Belvoir, VA 22060.) DRXFB-H, Fort POWER CRANE AM) SHOVEL ASSOCIATION PCSA Standard No. 2 - Mobile Power Crane Standards. (Application for copies should be addressed to the Power Crane and Shovel Association
7、, Marine Plaza - Suite 1700, 111 E. Wisconsin Ave., Milwaukee, WI 53202.) U.S. DEPARTMENT OF LABOR Occupational Safety and Health Act (OSHA) Standards. (Application for copies should be addressed to the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402.) SOCIETY OF A
8、UTOMOTIVE ENGINEERS SAE Handbook (Application for copies should be addressed to the Society of Automotive Engineers, 400 Commonwealth Drive, Warrendale, PA 15096.) DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE 45 CFR, Part 1201 - Control of Air Pollution from New Motor Vehicles and New Motor Vehicle
9、Engines. (Application for copies should be addressed to the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402.) DEPARTMENT OF TRANSPORTATION Motor Carrier Safety Regulations. Federal Motor Vehicle Safety Standards. (Application for copies should be addressed to the S
10、uperintendent of Documents, U.S. Government Printing Office, Washington, DC 20402.) i 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-(2-52911 (ME) L TIRE AND RIM ASSOCIATION, INC. Tire and Rim Association Yearbook. (Application for copies shou
11、ld be addressed to the Tire and Rim Association, Inc., Comand Building, 34 North Hawkins Avenue, Akron, OH 44313.) (Technical society and technical association specifications and standards are generally available for reference from libraries. are also distributed among technical groups and using Fed
12、eral agencies.) They 3. REQUIREMENTS 3.1 General. The crane shall consist of the revolving superstructure and mobile truck carrier. set forth for compliance with the Power Crane and Shovel Association Standards, Department of Transportation (DOT) Federal Motor Vehicle Safety Standards (FMVSS), Motor
13、 Carrier Safety Regulations (MCSR) for Over-The-Highway use, and the Occupational Safety and Health Act (OSHA) Standards which are in effect for this type of equipment on the date of the opening of the bids. shall be the current commercial production model of a standard product and, except for produ
14、ct improvements, optional equipments and ac- cessories required to meet the requirements specified herein, shall have demonstrated industry acceptability by having been manufactured, marketed and sold in significant numbers to the commercial public: For the same or similar application, interfacing w
15、ith the same or similar components for at least 1 year p=rior to the opening of the technical proposals or bid; or in the case of a recently introduced item, the manufacturer will submit sufficient valid industrial operational/test data to demonstrate the acceptability of the item. not exceed 8 feet
16、 - O inch. with and meet the recommendations of SAE 51063. The crane shall meet all of the requirements The crane Crane width shall The crane shall be tested in accordance 3.2 Performance. The crane shall be capable of: (a) Lifting and swinging safe capacity loads not lees than those specified in Ta
17、ble I thru an arc from a line passing thru the centers of both front outrigger-floats, on one side, around the rear end to the line on the other side of the crane. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-52711 38 D 7797706 022127LI 2
18、D MIL-C-52911 (ME) Table I. Safe LoadCapacity (in kips) Boom radius (ft) W/outriggers 12 15 20 30 40 50 60 70 50 40 30 14.9 8.5 5.5 3.5 2.2 Performing clamshell bucket operation when equipped with the applicable front end attachments (see 3.12 and 4.2.7). Supporting military standard pile-driving le
19、ads for pile-driving operation with diesel-powered hammer (see 3.12 and 4.2.8). Starting and operation in any ambient temperature from minus 25 F to 125 F with onboard capability only. Attaining a travel speed of not less than 40 miles per hour (mph) on level paved roads. Traveling on unimproved ter
20、rain found in construction sites. Negotiating a 20 percent longitudinal slope and a 10 percent side slope. Superstructure rotation at a speed not less than 2 revolutions Night construction operation. Being driven into and off a C-SA aircraft (see Figure 1). components that are required to be removed
21、 from the crane to facilitate loading and unloading the crane shall have adequate on-crane storage mounting facilities. Instructions or procedures for removal and installation of components and for loading and unloading shall be provided. Traversing a V-ditch course having a pitch of 7 to 9 feet and
22、 an amplitude of 1 to 1-1/2 feet both perpendicular to and diagonally across the trough of the ditches. per minute (rpm). s-, All 3.3 Carrier. The carrier with the use of outriggers shall provide The carrier shall be provided with power-assisted front wheel rigid support for the revolving superstruc
23、ture when under maximum loads. steering-which incorporates manual steering in the event of power failure. The two rear axles cin tandem) shall be power driven. A boom rest and front towing eyes shall be provided on the carrier. - , 4 Provided by IHSNot for ResaleNo reproduction or networking permitt
24、ed without license from IHS-,-,-MIL-C-52711 38 7777706 0221275 4 MIL-C-52911 (ME) 3.3.1 Engine. The carrier shall be powered by a diesel engine complete with all accessories, instruments, and gages required for operation. An hounneter, engine, or carrier cab panel mounted, shall be furnished. standa
25、rd design, to provide the power source to the revolving superstructure. The engine shall conform to the requirement of the Environmental Protection Agency (EPA) Federal Emission Standards. The carrier engine may be used, if manufacturers 3.3.2 Transmission. The carrier transmission system and a clut
26、ch to 2 reverse speeds. Maximum speed in gear shall be not more than 3.2 mph shall be furnished with a provide.not less than 13 forward and the lowest forward and reverse when operating at governed e.ngine speed. 3.3.3 Brakes. The carrier shall be provided with service, parking, and emergency brake
27、systems in conformance to DOT regulations. 3.3.4 Tires. Ail tires shall be of the traction lug type and shall have individual rated load-carrying capacities in accordance with the Tire and Rim Association Standards. of the same size as furnished for the carrier front shall be furnished and mounted o
28、n the carrier. extensions and be so mounted to permit checking tire pressure and inflation using standard tire servicing equipment. A spare rim with inflated tire All tires shall be equipped with adequate valve 3.3.5 Lights and reflectors. Lights and reflectors shall be furnished in accordance with
29、DOT regulations for over-the-highway use. Polycarbonate lenses shall be provided for all lamps except headlights. 3.3.6 Cab. The carrier shall be provided with the manufacturers An adjustable seat with seatbelt commercial cab with lockable door. in accordance with SAE 54 and SAE J787 shall be provid
30、ed. or electric operated windshield wiper shall be provided. A personnel heater and defroster with heat ducted from heater shall be furnished. Instruments and gages as required in 3.3.1 shall be panel mounted in the cab. All instruments, gages, and controls shall be clearly marked as to use and func
31、tion. mirrors shall provide for rearward unobstructed vision. shall be the heavy duty, west coast type with lock or ratcheting heads and brush guards, each with at least three support arms. assembly shall be capable of folding to reduce the overall width of the vehicle. The cab shall be provided wit
32、h a padded sun visor. All doors and ignition will utilize the same key and be interchangeable with all other cranes procured under this procurement. An air Right and left side carrier mounted The mirrors Each mirror 3.3.7 Outriggers. Four hydraulically-powered outriggers capable of leveling and prov
33、iding stability to the crane during crane operation shall be furnished. shall be instailed in a position convenient to the outrigger controls. Devices to accurately determine when crane ia evel 5 - .i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
34、MIL-C-52911 38 m 999990b 022129b b m 7 i - MIL-C-52911 (ME) i 3.3.8 Hydraulic system. The hydraulic system shall include pump(s), motor(s), hydraulic cylinder(s), strainer(s), filter(s), reservoir(s), pressure relief valve(s), and all necessary lines, lockout(s), restrictor(s), and control valve(s)
35、to insure positive control of all operations and to provide protection in the event of loss of hydraulic power. The hydraulic system shall support all carrier hydraulic operations and when manufacturers crane design incorporates a single engine, shall support the superstructure hydraulic system. 3.3
36、.9 Electromagnetic interference. The electromagnetic inter- ference characteristics of the crane shall meet the recommended limits specified in SAE 5551 when measured in accordance with SAE 5551. 3.3.10 Fuel tank. A fuel tank with sufficient capacity for at least 8 hours of normal operation shall be
37、 provided. 3.4 Superstructure. The superstructure shall be mounted on the carrier in such a manner to provide for 360 degrees continuous rotation and to withstand all forces imposed during crane operation. Two catwalk mounting clips shall be furnished and installed on the super- structure as shown i
38、n Figure 2. removable type with built-in removal features on the crane. The counterweight shall be of the 3.4.1 - Cab. The superstructure shall be provided with the man- ufacturers commercial cab with a lockable door. An adjustable seat shall be furnished. A hot water, diesel or gasoline type person
39、nel heater and defroster with heat ducted from heater shall be furnished. An air or electric operated windshield wiper shall be provided. Panel mounted instruments and gages as required for monitoring the superstructure operation shall be furnished. gages, and controls shall be clearly marked as to
40、the use and function. All instruments, 3.4.2 Engine. Superstructure engine, when furnished, shall conform to the requirements in 3.3.1. 3.4.3 Hydraulic system. Hydraultc system shall conform to the requirements in 3.3.8 as applicable. 3.4.4 Boom. The superstructure shall be provided with the man- uf
41、acturers commercial boom. in a horizontal position to a length of not less than 72 feet from the center of rotation. Extension, retraction, elevating and lowering of the boom, superstructure rotation, and load hoisting shall be accomplished by hydraulic controls located in the superstructure cab. Th
42、e boom shall be capable of extending ! 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-52911 (ME) A boom angle indicator visible to the operator when in the normal operating position shall be furnished. with a bracket for mounting the tagline
43、 (see 3.12). Mounting provisions shall be provided on the boom tip for mounting the piledriver adapter plates (see 3.4.12 and Figure 3). with SAE 5881. The boom shall be provided Sheaves shall be in accordance 3.4.5 Jib boom. A self-storing jib boom not less than 20 feet in length shall be furnished
44、. necessary risers, overhaul ball with safety-latched swivel hook, and ropes. The jib boom shall be provided with the 3.4.6 Hook block. The hook block shall be capable of lifting the maximum rated load of the crane and of paying out the rope without load on the hook. The hook shall be the swivel typ
45、e with a safety latch. 3.4.7 Hoisting drums. Main and auxiliary hydraulic motor powered drums shall be provided. hold a rated load without slippage. two-line clamshell bucket is required (see 3.12). The power down shall have sufficient capacity to Free fall drum capability for a 3.4.8 Wire rope. Wir
46、e rope shall be furnished and shall conform to SAE 5959 and length as required to perform all crane operations specified herein. 3.4.9 Lighting. Two boom mounted and two front skirt mounted floodlights, all adjustable and shock mounted with superstructure instrument panel mounted on-off switch shall
47、 be provided. 3.4.10 Overload warning device. An overload warning device shall be Visual and audible warnings shall be provided to warn the provided to indicate limits of crane operation at rated loads at all radii. operator when load limits have been reached. 3.4.11 Load capacity chart. A permanent
48、 load capacity chart with the manufacturers recommended load capacity for boom and jib operation shall be furnished. those specified in 3.2. Capacity load capabilities shall be not less than The chart shall include clamshell ratings. 3.4.12 Pile-driver adapter plates. Each crane shall be furnished w
49、ith one set of pile-driver adapter- plates, with all mounting hardware, compatible with the manufacturers boom and military standard pile-driving leads. for the plates when not in use. The crane shall be provided with a storage provision . S.S.MiritenanCe. The crane design, together with the accessories, shall permit ready access to all items requiring periodic maintenance service in the field. be accomplished with the use of conventional gener
