W912BU-16-B-0003_Specs-AM1.pdf
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AmendNo.0001 - Specifications
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AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT
Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.
15A. NAME AND TITLE OF SIGNER (Type or print)
30-105-04EXCEPTION TO SF 30
APPROVED BY OIRM 11-84
STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA
FAR (48 CFR) 53.243
THIS AMENDMENT DOES NOT EXTEND THE 22 JANUARY 2016 BID OPENING DATE.
1. CONTRACT ID CODE PAGE OF PAGES
J 1 2
16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)
16C. DATE SIGNED
BY
16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR
(Signature of Contracting Officer)(Signature of person authorized to sign)
8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X W912BU-16-B-0003
X 9B. DATED (SEE ITEM 11)
17-Dec-2015
10B. DATED (SEE ITEM 13)
9A. AMENDMENT OF SOLICITATION NO.
11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS
X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, X is not extended.
Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:
(a) By completing Items 8 and 15, and returning 1 copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;
or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.
12. ACCOUNTING AND APPROPRIATION DATA (If required)
13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.
IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.
A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE
CONTRACT ORDER NO. IN ITEM 10A.
B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).
C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:
D. OTHER (Specify type of modification and authority)
E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.
14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)
10A. MOD. OF CONTRACT/ORDER NO.
00001
2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)
6. ISSUED BY
3. EFFECTIVE DATE
15-Jan-2016
CODE
CONTR DIV-CONTRACTS BR
USAED, PHILA DISTRICT
WANAMAKER BUILDING
100 PENN SQUARE EAST
PHILADELPHIA PA 19107-3390
W912BU 7. ADMINISTERED BY (If other than item 6)
4. REQUISITION/PURCHASE REQ. NO.
CODE
See Item 6
FACILITY CODECODE
EMAIL:TEL:
The RFI's end date and time will be on 15 January 2016 at 1500.
Indian River Pump House Addition continued
W912BU-16-B-0003
SECTION SF 30 BLOCK 14 CONTINUATION PAGE
Amendment No. 0001
IFB W912BU-16-B-0003
14. DESCRIPTION OF AMENDMENT (continued)
a. REQUESTS FOR INFORMATION (RFI) WITH RESPONSES: RFI’s with responses, annotated Amendment No. 0001, are attached to this amendment.
b. SECTION 00 73 15 WAGE RATES: Please delete Section 00 73 15 in its entirety and substitute the revised Section 00 73 15, annotated Amendment No. 0001, attached hereto.
c. TECHNICAL SPECIFICATIONS:
(1) Section 01 33 00 – SUBMITTAL REGISTER: Please delete page 01 33 00-50 in its entirety and substitute the revised page 01 33 00-50, annotated Amendment No. 0001, attached hereto.
(2) Section 41 22 13 – BRIDGE CRANES: Please delete Section 41 22 13 in its entirety and substitute the revised Section 41 22 13, annotated Amendment No. 0001, attached hereto.
d. Please indicate receipt of this amendment on Standard Form 1442 (SOLICITATION, OFFER, AND AWARD) as Amendment No. 0001. Failure to acknowledge all amendments may be cause for rejection of the bid.
This page was intentionally left blank for duplex printing.
RFI#
Dwg Sheet/Spec Section Request for Information Response
1 00 50 00
Per specification 00 50 00 Item 1.3, please clarify if executive level personnel are acceptable for proposed project personnel that need to have involvement on past relevant projects.
Executive level personnel are not acceptable for proposed project personnel that need to have involvement on past relevant projects. The personnel that are actually building the project are the personnel that must have involvement on past relevant projects to show that they have relevant building experience for this project.
2 Will the sign in sheet from the site visit be distributed? No, the sign-in sheet will not be distributed.
3 What is the deadline for RFIs? See Amendment No. 0001.
4 41 22 13
It is really unsafe and quite difficult to have a crane load of 14000 lbs that is pushed by hand in both horizontal directions. I understand this is a maintenance crane that is rarely used but we would be concerned about liability installing something like that.
The crane is a manual crane with an electric hoist. See Amendment No. 0001.
5 41 22 13 The power source of 240VAC, single phase. Hoists with motors that large are all 3 phase.
See Amendment No. 0001.
6 41 22 13 The requested speeds of 35/15 fpm. This crane is only about 10‐12’ AFF. This is unusual for a crane for this application. Please clarify.
See Amendment No. 0001.
7 41 22 13 The specifications refer to both a chain hoist somewhere and then a wire rope hoist in the spec. It would have to be wire rope given size and speed.
The hoist required is a chain hoist. See Amendment No.
0001.
REQUESTS FOR INFORMATION with RESPONSES Solicitation No. W912BU-16-B-0003
Section 00 73 15 Page 1
SECTION 00 73 15
WAGE RATES
The work to be performed under this contract is classified as
BUILDING
Section 00 73 15 Page 2
General Decision Number: DE160006 01/08/2016 DE6
Superseded General Decision Number: DE20150006
State: Delaware
Construction Type: Building
County: Sussex County in Delaware.
Note: Under Executive Order (EO) 13658, an hourly minimum wage of $10.15 for calendar year 2016 applies to all contracts subject to the Davis-Bacon Act for which the solicitation was issued on or after January 1, 2015. If this contract is covered by the EO, the contractor must pay all workers in any classification listed on this wage determination at least $10.15 (or the applicable wage rate listed on this wage determination, if it is higher) for all hours spent performing on the contract in calendar year 2016. The EO minimum wage rate will be adjusted annually. Additional information on contractor requirements and worker protections under the EO is available at www.dol.gov/whd/govcontracts.
Modification Number Publication Date 0 01/08/2016
ASBE0042-001 06/23/2014
Rates Fringes
Asbestos Worker/Heat and Frost Insulator..................$ 30.77 22.56
BOIL0193-004 01/01/2014
Rates Fringes
BOILERMAKER......................$ 38.07 22.03
* BRDE0001-003 05/01/2015
Rates Fringes
BRICKLAYER.......................$ 29.88 20.01
CARP0626-005 05/01/2014
Rates Fringes
CARPENTER (Including Accoustical Ceiling Installation and Drywall Hanging).........................$ 30.57 21.04
Section 00 73 15 Page 3
CARP1823-007 05/01/2013
Rates Fringes
Soft Floor Layers, Carpet and Vinyl............................$ 25.70 19.34
CARP1906-006 05/01/2014
Rates Fringes
MILLWRIGHT.......................$ 34.95 30.13
ENGI0542-028 05/01/2014
Rates Fringes
OPERATOR: Crane.................$ 36.37 23.89+A
FOOTNOTE: A. PAID HOLIDAYS: New Year's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, Christmas Day, and Election Day (provided the employee works the scheduled work day following the holiday)
LABO0199-002 05/01/2014
Rates Fringes
LABORERS
Common/Unskilled............$ 23.50 16.95
PAIN0021-017 05/01/2015
Rates Fringes
GLAZIER..........................$ 40.60 28.05
PAIN0021-020 05/01/2015
Rates Fringes
Painters:
Brush and Roller............$ 28.30 17.32
SUDE2007-003 08/16/2007
Rates Fringes
ELECTRICIAN......................$ 21.01 3.55
OPERATOR: Backhoe...............$ 10.15 2.03
WELDERS - Receive rate prescribed for craft performing operation to which welding is incidental.
Section 00 73 15 Page 4
Unlisted classifications needed for work not included within the scope of the classifications listed may be added after award only as provided in the labor standards contract clauses (29CFR 5.5 (a) (1) (ii)).
The body of each wage determination lists the classification and wage rates that have been found to be prevailing for the cited type(s) of construction in the area covered by the wage determination. The classifications are listed in alphabetical order of "identifiers" that indicate whether the particular rate is a union rate (current union negotiated rate for local), a survey rate (weighted average rate) or a union average rate (weighted union average rate).
Union Rate Identifiers
A four letter classification abbreviation identifier enclosed in dotted lines beginning with characters other than "SU" or "UAVG" denotes that the union classification and rate were prevailing for that classification in the survey. Example:
PLUM0198-005 07/01/2014. PLUM is an abbreviation identifier of the union which prevailed in the survey for this classification, which in this example would be Plumbers. 0198 indicates the local union number or district council number where applicable, i.e., Plumbers Local 0198. The next number, 005 in the example, is an internal number used in processing the wage determination. 07/01/2014 is the effective date of the most current negotiated rate, which in this example is July 1, 2014.
Union prevailing wage rates are updated to reflect all rate changes in the collective bargaining agreement (CBA) governing this classification and rate.
Survey Rate Identifiers
Classifications listed under the "SU" identifier indicate that no one rate prevailed for this classification in the survey and the published rate is derived by computing a weighted average rate based on all the rates reported in the survey for that classification. As this weighted average rate includes all rates reported in the survey, it may include both union and non-union rates. Example: SULA2012-007 5/13/2014. SU indicates the rates are survey rates based on a weighted average calculation of rates and are not majority rates. LA indicates the State of Louisiana. 2012 is the year of survey on which these classifications and rates are based. The next number, 007 in the example, is an internal number used in producing the
Section 00 73 15 Page 5 wage determination. 5/13/2014 indicates the survey completion date for the classifications and rates under that identifier.
Survey wage rates are not updated and remain in effect until a new survey is conducted.
Union Average Rate Identifiers
Classification(s) listed under the UAVG identifier indicate that no single majority rate prevailed for those classifications; however, 100% of the data reported for the classifications was union data. EXAMPLE: UAVG-OH-0010 08/29/2014. UAVG indicates that the rate is a weighted union average rate. OH indicates the state. The next number, 0010 in the example, is an internal number used in producing the wage determination. 08/29/2014 indicates the survey completion date for the classifications and rates under that identifier.
A UAVG rate will be updated once a year, usually in January of each year, to reflect a weighted average of the current negotiated/CBA rate of the union locals from which the rate is based.
WAGE DETERMINATION APPEALS PROCESS
1.) Has there been an initial decision in the matter? This can be:
* an existing published wage determination
* a survey underlying a wage determination
* a Wage and Hour Division letter setting forth a position on a wage determination matter
* a conformance (additional classification and rate) ruling
On survey related matters, initial contact, including requests for summaries of surveys, should be with the Wage and Hour Regional Office for the area in which the survey was conducted because those Regional Offices have responsibility for the Davis-Bacon survey program. If the response from this initial contact is not satisfactory, then the process described in 2.)
and 3.) should be followed.
With regard to any other matter not yet ripe for the formal process described here, initial contact should be with the Branch of Construction Wage Determinations. Write to:
Branch of Construction Wage Determinations Wage and Hour Division U.S. Department of Labor 200 Constitution Avenue, N.W.
Washington, DC 20210
Section 00 73 15 Page 6
2.) If the answer to the question in 1.) is yes, then an interested party (those affected by the action) can request review and reconsideration from the Wage and Hour Administrator (See 29 CFR Part 1.8 and 29 CFR Part 7). Write to:
Wage and Hour Administrator U.S. Department of Labor 200 Constitution Avenue, N.W.
Washington, DC 20210
The request should be accompanied by a full statement of the interested party's position and by any information (wage payment data, project description, area practice material, etc.) that the requestor considers relevant to the issue.
3.) If the decision of the Administrator is not favorable, an interested party may appeal directly to the Administrative Review Board (formerly the Wage Appeals Board). Write to:
Administrative Review Board U.S. Department of Labor 200 Constitution Avenue, N.W.
Washington, DC 20210
4.) All decisions by the Administrative Review Board are final.
END OF GENERAL DECISION
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Amendment No. 0001
Section 01 33 00 Page 50
SECTION 41 22 13
BRIDGE CRANES
PART 1 GENERAL
1.1 REFERENCES
The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.
AMERICAN INSTITUTE OF STEEL CONSTRUCTION (AISC)
AISC 325 (2011) Steel Construction Manual
AMERICAN WELDING SOCIETY (AWS)
AWS D1.1/D1.1M (2010; Errata 2011) Structural Welding Code - Steel
AWS D14.1/D14.1M (2005) Specification for Welding Industrial and Mill Cranes and Other Material Handling Equipment
ASME INTERNATIONAL (ASME)
ASME B30.10 (2014) Hooks
ASME B30.16 (2012) Overhead Hoists (Underhung)
ASME B30.17 (2006; R 2012) Overhead and Gantry Cranes (Top Running Bridge, Single Girder, Underhung Hoists)
ASME B30.2 (2011) Overhead and Gantry Cranes (Top Running Bridge, Single or Multiple Girder, Top Running Trolley Hoist)
ASME HST-1 (2012) Performance Standard for Electric Chain Hoists
ASME HST-4 (1999; R 2010) Performance Standard for Overhead Electric Wire Rope Hoists
ASTM INTERNATIONAL (ASTM)
ASTM A275/A275M (2008; R 2013) Standard Test Method for Magnetic Particle Examination of Steel Forgings
ASTM A307 (2014) Standard Specification for Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength
ASTM A325 (2014) Standard Specification for Structural Bolts, Steel, Heat Treated, Section 41 22 13 Page 1
120/105 ksi Minimum Tensile Strength
ASTM A490 (2012) Standard Specification for Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength
ASTM A563 (2007a; R2014) Standard Specification for Carbon and Alloy Steel Nuts
ASTM A668/A668M (2014) Standard Specification for Steel Forgings, Carbon and Alloy, for General Industrial Use
ASTM B438 (2013) Standard Specification for Sintered Bronze Bearings (Oil Impregnated)
ASTM B439 (2008) Standard Specification for Iron-Base Sintered Bearings (Oil-Impregnated)
ASTM E125 (1963; R 2013) Photographs for Magnetic Particle Indications on Ferrous Castings
ASTM F436 (2011) Hardened Steel Washers
ASTM F959 (2013) Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
CRANE MANUFACTURERS ASSOCIATION OF AMERICA (CMAA)
CMAA 70 (2010) Specification for Top Running Bridge and Gantry Type Multiple Girder Electric Overhead Traveling Cranes, No. 70
CMAA 74 (2010) Specifications for Top Running and Under Running Single Girder Electric Overhead Cranes Utilizing Under Running Trolley Hoist, No. 74
NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)
NEMA 250 (2008) Enclosures for Electrical Equipment (1000 Volts Maximum)
NEMA ICS 2 (2000; R 2005; Errata 2008) Standard for Controllers, Contactors, and Overload Relays Rated 600 V
NEMA ICS 5 (2000; R 2010) Control Circuit and Pilot Devices
NEMA ICS 6 (1993; R 2011) Enclosures
NEMA ICS 8 (2011) Crane and Hoist Controllers
NEMA MG 1 (2011; Errata 2012) Motors and Generators
Section 41 22 13 Page 2
NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)
NFPA 70 (2014; AMD 1 2013; Errata 1 2013; AMD 2 2013; Errata 2 2013; AMD 3 2014; Errata 3-4 2014; AMD 4-6 2014) National Electrical Code
SOCIETY FOR PROTECTIVE COATINGS (SSPC)
SSPC SP 6/NACE No.3 (2007) Commercial Blast Cleaning
U.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)
29 CFR 1910 Occupational Safety and Health Standards
29 CFR 1910.179 Overhead and Gantry Cranes
29 CFR 1910.306 Specific Purpose Equipment and Installations
UNDERWRITERS LABORATORIES (UL)
UL 1004-1 (2012; Reprint Sep 2013) Standard for Safety Rotating Electrical Machines
UL 489 (2013; Reprint Mar 2014) Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures
UL 1340 (2012; Reprint May 2013) Standard for Safety Hoists
1.2 DEFINITIONS
a. Crane Bridge: That part of an overhead crane system consisting of girder(s), end trucks, end ties, walkway, and drive mechanism which carries the trolley(s) and travels along the runway rails parallel to the runway.
b. Crane Runway: The track system along which the crane operates horizontally, including track hangar rods, track connection devices, and runway structural supports.
c. Dead Loads: The loads on a structure which remain in a fixed position relative to the structure.
d. Girder: The principal horizontal beam of the crane bridge. It is supported by the crane end trucks. Normally the crane trolley mounted hoist is suspended from the girder below the crane.
e. Live Load: A load which moves relative to the structure under consideration.
f. Pendant: A control for a hoist and/or a crane. The pendant hangs from the hoist or the crane by a cable at a height that is easy for the operator to reach.
g. Rated Load: For the purpose of this specification the rated load is defined as the maximum working load suspended under the load hook.
Section 41 22 13 Page 3
Load block and chain are not included in the rated load.
h. Standard Commercial Cataloged Product: A product which is currently being sold, or previously has been sold, in substantial quantities to the general public, industry or Government in the course of normal business operations. Models, samples, prototypes or experimental units do not meet this definition. The term "cataloged" as specified in this section is defined as "appearing on the manufacturer's published product data sheets. These data sheets should have been published or copyrighted prior to the issue date of this solicitation bearing a document identification number or bulletin number.
i. Trolley Mounted Hoist: A combined unit consisting of a wheeled trolley that provides horizontal motion along the bridge girder, and a hoist suspended from the trolley, that provides lifting and lowering of a freely suspended load.
j. Under running (Underhung) Crane: A manually operated overhead traveling crane that is supported by crane end trucks suspended below the crane runway. The load is supported by hanging from the lower flange of a beam.
1.3 SYSTEM DESCRIPTION
1.3.1 OET Design Criteria
Cranes will operate in the given spaces and match the runway dimensions and rails indicated. Hook coverage, hook vertical travel, clear hook height, lifting capacity, and load test weight shall not be less than that indicated.
1.3.1.1 General
Include the following: Number of cranes 1, located in the Indian River Pump House building, with the capacity expressed in 7 tons, for each OET.
Also clearly locate and identify each multiple girder hoist and system components. Hoist shall be electric conforming to UL 1340. Trolley and bridge shall be manual.
1.3.1.2 Classification
Provide crane designed and constructed to CMAA 74 Duty Class B service requirements for operation in indoor environment with manual chain hoist .
1.3.1.3 Rated Capacity and Speeds
Provide crane with rated capacity of 7 tons. Mark the rated capacity in both ton and pound units printed in different colors on each side of the crane bridge girders. Capacity marks must be clearly legible to the operator at ground level. Individual hoist units must have their rated capacity clearly marked on their bottom block, and additionally labeled on the hoist body. Rated capacity must include all accessories below the hook, such as load bars, magnets, grabs, etc. as part of the load to be handled. Lower load block or assembly of hook, swivel bearing sheaves, pins and frame suspended by the hoisting ropes are not considered part of the rated capacity. Rated speeds (in fpm) for the hoist, at the rated load are as follows:
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Rated Speeds feet per minute
Description
Main Hoist 7.5
1.4 SUBMITTALS
Government approval is required for submittals with a "G" designation;
submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:
SD-02 Shop Drawings
Overhead Manually Operated Traveling (OET) Crane(s); G,DO
Crane runway system; G,DO
Complete schematic wiring diagram; G,DO
Description of operation.
SD-03 Product Data
OET Design Criteria; G,DO
Overhead Manually Operated Traveling (OET) Crane(s); G,DO
Load and Sizing Calculations; G,DO
Runway Electrification System; G,DO
Bumpers; G,DO
End Stops; G,DO
Spare Parts; G,DO
Framed Instructions; G,DO
Nameplates; G,DO
Including all information called for in NFPA 70, Section 430.7.
Pendant Control Station; G,DO
Overloads; G,DO
Section 41 22 13 Page 5
Limit Switches; G,DO
SD-05 Design Data
Load and sizing calculations; G,DO
Crane bridge girder; G,DO
Crane runway track system; G,DO
Custom runway track suspension devices; G,DO
SD-06 Test Reports
Acceptance Testing; G,DO
Hook Assembly; G,DO
Including Hook Proof Test and Hook and Nut non-destructive Test Report.
SD-07 Certificates
Overload Test Certificate; G,DO
Loss of Power Test; G,DO
Crane Runway System; G,DO
Certificate of Compliance; G,DO
Including listed Standards.
Including Manufacturer's Certificate of Breaking Strength.
SD-10 Operation and Maintenance Data
Operation and Maintenance Manuals; G,DO
1.5 QUALITY ASSURANCE
1.5.1 Manufacturer Qualification
Overhead Manually Operated Traveling (OET) Crane(s) shall be designed and manufactured by a company with a minimum of 10 years of specialized experience in designing and manufacturing the type of overhead crane required to meet requirements of the Contract Documents and conforming to ASME B30.16 and ASME B30.17.
1.5.2 Pre-Delivery Inspections
Contractor is responsible for performance of quality control inspections, testing and documentation of steel castings and hook assembly as follows.
Submit all crane test data recorded on appropriate test record forms suitable for retention for the life of the crane. Visually inspect and test load-carrying steel castings ASTM A668/A668M using the magnetic-particle inspection method per ASTM A275/A275M. Reference allowable degree of discontinuities to ASTM E125, and relationship to service loads and stresses, critical configuration, location and type.
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Methods of repairing the discontinuities is subject to review by the Contracting Officer.
1.5.3 Certificates
Submit an Overload Test Certificate stating that the crane can be periodically load tested to 125 percent (plus 5 to minus 0) of rated load.
Also submit the following certificates:
a. stating that No Hazardous Material is contained within system or components.
b. stating that the system is safe to perform a Loss of Power Test
c. stating that the Crane Runway System conforms to the requirements as specified herein and as specified in Section 05 12 00 STRUCTURAL STEEL.
d. Certificate of Compliance with listed Standards.
1.5.4 Drawings: Overhead Manually Operated Traveling (OET) Crane(s)
a. Submit shop drawings showing the general arrangement of all components in plan, elevation, and end views; hook approaches on all four sides, clearances and principal dimensions, assemblies of hoist drive, and complete schematic wiring diagram with description of operation.
Include weights of components and maximum bridge wheel loads and spacing.
b. Shop drawing quality shall be equivalent to the contract drawings accompanying this solicitation. Drawings must be reviewed, signed and sealed by a licensed professional engineer.
c. Provide integral schedule of crane components on each drawing. Provide maximum wheel loads (without impact) and spacing imparted to the crane runway system track beams. Indicate the crane speeds along the runway, the trolley speeds along the bridge girder, and the multiple girder hoist lifting speeds; all speeds indicated are speeds with hoist loaded with rated crane capacity load.
1.5.5 Design Data: Load and Sizing Calculations
Submit calculations verifying the sizing of the bridge girder and end trucks.
Calculations must be must be reviewed, signed and sealed by a licensed professional engineer.
1.5.6 Welding Qualifications and Procedures
Perform welding in accordance with qualified procedures using AWS D14.1/D14.1M as modified. Written welding procedures shall specify the Contractor's standard dimensional tolerances for deviation from camber and sweep and not exceed those specified in AWS D14.1/D14.1M. Perform all welding indoors. Qualify welders and welding operators in accordance with AWS D1.1/D1.1M or AWS D14.1/D14.1M. Allowable stress values shall comply with CMAA 70.
1.5.7 Safety Requirements
Comply with the mandatory and advisory safety requirements of ASME B30.2, ASME B30.10, ASME B30.16, ASME B30.17, ASME HST-1,ASME HST-4, NFPA 70, Section 41 22 13 Page 7
29 CFR 1910, 29 CFR 1910.179, and 29 CFR 1910.306.
1.6 DELIVERY, STORAGE, AND HANDLING
Protect all delivered and stored equipment from the weather, humidity, temperature variations, dirt and dust, and other contaminants.
1.7 EXTRA MATERIALS
Submit spare parts data for each different item of material and equipment specified and/or as recommended by the manufacturer, after approval of the detail drawings and not later than 3 months prior to the date of beneficial occupancy. Include in data a complete list of parts and supplies, with current unit prices and source of supply.
PART 2 PRODUCTS
2.1 MATERIALS
2.1.1 General
Provide materials and equipment which are standard products of manufacturers regularly engaged in the fabrication of complete and totally functional cranes including necessary ancillary equipment.
2.1.2 Nameplates
Secure nameplates to each major component of equipment with the manufacturer's name, address, type or style, model or catalog number, and serial number. Provide two bridge identification plates, one for each side of bridge. Provide noncorrosive metal identification plates with letters which are easily read from the floor, showing a separate number such as BC-1, BC-2, for each bridge crane.
2.1.3 Prohibited Use of Asbestos Products
Provide materials and products, required for designing and manufacturing cranes, which do not contain asbestos.
2.1.4 Capacity Plates
Two capacity plates indicating the crane capacity in tons are required, one secured to each side of bridge. Fabricate each capacity plate with a steel backing plate and exterior quality/fade-resistant stick-on labels with letters large enough to be easily read from the floor. Place capacity plates in a location visible to pendant operator's position after the crane has been installed.
2.1.5 Safety Warnings
Affix labels in a readable position to each lift block or control pendant in accordance with ASME B30.16, ASME B30.2 and ASME B30.17. Submit safety warnings, diagrams and other framed instructions suitably framed and protected for display as indicated by the Contracting Officer as follows:
a. Design and locate the word "WARNING" or other legend to bring the label to the attention of the operator. Provide durable type warning labels and display the following information concerning safe-operating procedures: Cautionary language against lifting more than the rated
Section 41 22 13 Page 8 load; operating the hoist when the hook is not centered under the hoist; operating hoist with twisted, kinked or damaged chain; operating damaged or malfunctioning hoist; operating a chain hoist with a chain that is not properly seated in its hoist drum groove; lifting people;
lifting loads over people; and removing or obscuring the warning label.
DELETED
2.2 STRUCTURAL MATERIALS
2.2.1 Bolts, Nuts and Washers
High-strength bolted connections shall be SAE Grade 5 bolts with corresponding lockwashers, ASTM F436, nuts ASTM A563, etc., conforming to requirements of AISC 325 bolts. Bolts, nuts and washers ASTM F959 shall conform to ASTM A325 bolts or ASTM A307. Galvanized bolts are not acceptable. Do not use ASTM A490 bolts.
2.2.2 Bridge Girder or Girders
Provide welded structural steel box section, wide flange beam, standard I-Beam, reinforced beam or section fabricated from rolled plates and shapes bridge girders.
2.2.3 End Ties and Bridge Girder End Connections
Use welded steel box sections for end ties. Provide full depth diaphragms at girder connections and jacking points. Provide horizontal gusset plates at the elevation of top and bottom end tie flanges for connection to girder ends. Make end connections with high-strength bolts. Use body-bound bolts fitted in drilled and reamed holes to maintain the crane square.
2.2.4 Bridge End Trucks
Provide fixed axle type end trucks fabricated of structural tubes or from structural steel to provide a rigid box section structure. Provide jacking pads for removal of wheel assemblies.
2.2.5 End Stops and Bumpers
Fit crane runways and bridge girders with structural steel end stops. Fit bridge end trucks and trolley frames with shock-absorbing, hydraulic type bumpers capable of decelerating and stopping the bridge and/or trolley within the limits stated by OSHA and MHI CMAA. Provide trolley end stops of sufficient strength to withstand the impact of a fully loaded trolley moving at 50 percent of maximum rated travel speed. DELETED Provide bridge bumper stops as specified in Section 05 12 00 STRUCTURAL STEEL.
Locate stops to permit maximum bridge and trolley travel.
2.3 MECHANICAL EQUIPMENT
2.3.1 Wheels
Provide wheels manufactured of rolled or forged steel, with a wheel hardness of approximately 280 BHN. Provide double-flanged Bridge and trolley wheels. Trolley and bridge wheels shall have straight treads.
Equip wheels with self-aligning double-row spherical roller-bearings of capacity as recommended by bearing manufacturer for design load of trolley or bridge. Wheels should be suitable for flat or tapered beam flanges.
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End truck wheels to be 3 15/16" minimum diameter and anti-friction permanently lubricated.
2.3.2 Bearings
All bearings, except those subject to a small rocker motion, shall be anti-friction type. Provide a means for lubrication for bearings not considered lifetime lubricated by the manufacturer. Equip equalizer sheaves with sintered oil-impregnated type bushings in accordance with ASTM B438 or ASTM B439.
2.3.3 Anti-Drip Provisions
Design cranes to preclude leakage of lubricants onto the lifted loads, floor, or external grounds. Fit all equipment and components which cannot be made leak-proof with suitable drip pans. Drip pans shall be manufactured of steel and designed to permit removal of collected lubricant.
2.3.4 Trolley Hoist
Provide one push trolley with chain, chain container, mainline contactor, and 60 minute, H4 rated motor. Motor brake shall be DC current with electrical failsafe design with 10 year brake warranty. Load chain shall be high strength, nickel-plated, corrosion and wear resistant. Trolley hoist body shall be completely sealed and be indoor/outdoor compatible.
Trolley hoist shall be warranted for one year.
2.4 ELECTRICAL COMPONENTS
2.4.1 Control Systems
Provide a separate controller for each motor. DELETED Provide overload protection in conformance with the requirements of NEMA ICS 2.
Mechanically and electrically interlock contactors that are used for starting, stopping, and reversing.
2.4.2 Power Sources
2.4.2.1 System Supply Voltage
Design cranes to be operated from a 230 volt, three-phase, 60 Hz, alternating current system power source. Design energy isolating devices for such machine or equipment to accept a lockout device in accordance with
NFPA 70.
2.4.2.2 Transformers
Provide dry type transformers and carry full load continuously at rated voltage and frequency without exceeding an average temperature rise of 115 degrees C above an ambient temperature of 40 degrees C. Provide transformer with totally enclosed case finished with manufacturer's standard coating system. Fully encapsulate transformers, except for those specifically designed for use as an isolation transformer for static power conversion units.
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2.4.3 Motors
2.4.3.1 General Requirements for Motors
a. Provide motors designed specifically for hoist duty. Provide drain holes at low points near each end. Provide inspection and service covers with gaskets. Hardware shall be corrosion-resistant. Provide motors conforming to the requirements of NFPA 70, NEMA MG 1 and
UL 1004-1.
b. Provide one embedded thermal sensitive device in hoist motor windings.
Device and associated circuitry shall serve as an alarm activating an amber signal or pilot light visible to control stations when motor temperatures become excessive. Establish set point below the Class B insulation temperature limit. Thermal-sensitive device and associated circuits shall be self-restoring (automatic reset). Two-speed, two-winding motors with a solid-state control are not allowed for creep-speed use.
2.4.3.2 Motor Enclosures
Provide motor enclosures that are drip-proof and conform to NEMA 250.
2.4.4 Electric Brakes
2.4.4.1 Hoist Brake Time Delay
Provide one of the hoist holding brakes with a time-delay setting (from 1 to 3 seconds). The time-delay shall be initiated upon releasing the control pushbutton or returning the master switch to OFF. Operation of mainline POWER-OFF pushbutton or power failure shall result in each hoist brake's setting without any time-delay.
2.4.4.2 Automatic Stop System
Provide fail-safe spring set electrically-controlled brakes when power is interrupted. Brakes shall be released with a mainline contactor POWER-OFF pushbutton or a master switch for the associated drive. Brakes shall automatically stop when there is a power failure. Design electric system to be mechanically released. Provide enclosures for electrical-controlled brake components conforming to NEMA ICS 6 Type 1, and NEMA ICS 8. Provide direct current shunt magnetic shoe brakes with an electrical forcing circuit for rapid release of brake. Each shunt coil brake shall be circuited for both conductors to open simultaneously when the brake is de-energized.
2.4.5 Control System
Provide a separate controller for each motor. Provide overload protection conforming to NEMA ICS 2 and NFPA 70. When contactors are used for starting, stopping and reversing, contactors shall be mechanically and electrically interlocked.
2.4.5.1 Control Panels
Fabricate control panels of solid sheet steel designed and constructed to conform to requirements of NEMA ICS 6 Type 1. DELETED
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2.4.6 Pendant Control Station
2.4.6.1 General
Provide NEMA Type 1 pendant control station. Hold physical size of pendant to a minimum. Provide a separate cable of corrosion-resistant 1/8 inch wire. Attach pendant station to underside of crane bridge and hang vertically with bottom of pendant at 40 inches above floor. Do not support weight of pendant by control cable.
2.4.6.2 Operating Pushbuttons
Provide heavy-duty, dust-and-oil-tight type operating pushbuttons with distinctly-felt operating positions which meet requirements of NEMA ICS 2.
Pendant control buttons shall be momentary pushbuttons. Provide recessed type pushbuttons (except the POWER-OFF button) to avoid accidental operation. Make diameter of buttons a size which will make operation possible with a thumb while holding the pendant with same hand. Provide nameplates adjacent to each pushbutton. Provide barriers on pendant between various pushbutton functions, except on elements mounted in junction box. In a multi-speed application, dual-position pushbuttons shall have a definite click-detent position for each speed. Design and manufacture pushbuttons not to hang up in control case. Pendant shall include a separate set of pushbuttons for each motion and for POWER-ON POWER-OFF. Provide the following pushbuttons:
POWER-OFF.
POWER-ON.
Hoist-up.
Hoist-down.
2.4.6.3 Light Indicators
Provide pilot lights meeting heavy-duty requirements of NEMA ICS 5.
Provide one red pilot light to indicate excessive hoist motor temperature on pendant station. Provide a blue pilot light to indicate that the main contactor is energized, and a white pilot light to indicate that power is available on the load side of crane disconnect switch. Provide a bright red mushroom head for the POWER-OFF pushbutton.
2.4.7 Protection
2.4.7.1 Main Line Disconnect
Provide a main line disconnect consisting of a combination circuit breaker (50,000 AIC) and non-reversing starter, starter without overloads (mainline contactor) in NEMA Type 1 enclosure. Control circuit of mainline disconnect shall cause all crane motions to stop upon mainline undervoltage, overload, control circuit fuse failure, or operation of POWER OFF pushbutton. Equip mainline disconnect with energy isolating devices designed to accept lockout devices.
2.4.7.2 Circuit Breakers
Provide circuit breakers meeting the requirements of UL 489.
2.4.8 Limit-Switches
Provide heavy-duty quick-break double-pole double-throw type gear limit
Section 41 22 13 Page 12 switches conforming to NEMA ICS 2. The geared limit-switch interruption of a motion in one direction shall not prevent the opposite motion. Geared limit-switches shall reset automatically. Provide NEMA Type 1 limit switch housings. Limit-switches shall interrupt power to the primary and micro-drive control systems.
2.4.9 Wiring
Provide wiring complying with Article 610 of NFPA 70. Number or tag wires at connection points. Make all splices in boxes or panels on terminals boards or standoff insulators. Base motor loop, branch circuit and brake conductor selection on NFPA 70 for 184 degrees F conductor rating.
Conductors in the vicinity of resistors and conductors connected to resistors shall be Type 5RML.
2.4.10 Electrification
2.4.10.1 Main Power Electrification
Main power electrification system shall provide power to crane starter/disconnect circuit breaker.
2.4.10.2 Crane Runway Conductors
Provide covered conductor bar type crane runway conductor system designed and manufactured to meet UL requirements. Provide rigid or flexible self-closing type protective cover designed to cover all live conductors and shaped to prevent accidental contact with conductors. Provide heavy-duty sliding shoe type collectors compatible with the electrification system. Provide two tandem designed collector heads for each conductor rail to provide redundancy.
2.4.10.3 Bridge Span Conductors
Provide rigid conductor/collector type located within enclosure bridge span conductor system. Cable loops shall not drop below the hook high position. Provide corrosion resistant outdoor crane bridge festoon system hardware.
PART 3 EXECUTION
3.1 EXAMINATION
After becoming familiar with all details of the work, and before performing any work, verify all dimensions in the field, and submit a letter describing the results of this verification, including discrepancies, to the Contracting Officer and crane manufacturer. The Contractor is responsible for the coordination and proper relation of the contracted work to the building structure and to the work of all trades. Verify all dimensions of the building that relate to fabrication of the crane and notify the Contracting Officer of any discrepancy before finalizing the crane order.
3.2 ERECTION
Perform the entire crane erection in accordance with manufacturer's instructions under the full-time supervision of the manufacturer's representative. Provide a written certificate from crane manufacturer indicating the crane is erected in accordance with manufacturer's
Section 41 22 13 Page 13 recommendations before testing the completed installation.
3.2.1 Shop Assembly
Shop assemble major crane components as completely as possible. Match mark disassembled parts and tag electrical connections after complete no-load shop testing. Protect all parts and equipment at site from weather, damage, abuse and loss of identification. Erection procedures shall ensure that the crane is erected without initial stresses, forced or improvised fits, misalignments, nicks of high-strength structural steel components, stress-raising welds and rough burrs. Clean and repaint damaged surfaces after crane is erected. Provide all necessary grease and oil of approved quality and grade for the initial servicing and field test.
3.2.2 Mechanical Alignment
Align motors, couplings, brakes, gear boxes and drive components when reinstalled in accordance with manufacturer's instructions.
3.2.3 Electrical Alignment
Align control system in accordance with manufacturer's instructions. Store a copy of the final alignment data in control panel door, including but not limited to, timer settings, resistor tap settings, potentiometer settings, test-point voltages, supply voltages, motor voltages, motor currents and test conditions such as ambient temperature, motor load, date performed and person performing the alignment.
3.2.4 Welding
Welders, welding operations and welding procedures shall be qualified or pre-qualified in accordance with AWS D14.1/D14.1M. Perform welding indoors. Surface of parts to be welded shall be free from rust, scale, paint, grease or other foreign matter. Minimum preheat and interpass temperatures shall conform to the requirements of AWS D14.1/D14.1M.
Perform welding in accordance with written procedures which specify the Contractor's standard dimensional tolerances for deviation from camber and sweep. Such tolerances shall not exceed those specified in accordance with AWS D14.1/D14.1M. Allowable stress ranges shall be in accordance with CMAA 70. Perform welding of girders and beams conforming to
AWS D14.1/D14.1M.
3.2.5 Field Painting
Painting required for surfaces not otherwise specified, and finish painting of items only primed at the facility, shall conform to SSPC SP 6/NACE No.3 and as specified in Section 09 90 00 PAINTS AND COATINGS. Paint bridge crane including bridge, trolley, hoist and all attached items in accordance with the manufacturer's standard practice. The complete crane shall be of one color. Paint bridge rail, supports and bracing in accordance with Section 09 90 00 PAINTS AND COATINGS. Do not paint items such as surfaces in contact with the rail wheels, wheel tread, hooks, chain, surfaces on the electrical collector bars in contact with the collector shoes and nameplates.
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3.3 ACCEPTANCE TESTING
3.3.1 General
Provide all personnel necessary to conduct the required testing, including but not limited to, crane operators, riggers, rigging gear and test weights. Perform testing in the presence of Contracting Officer. Notify the Contracting Officer 14 days prior to testing operations. Operate all equipment and make all necessary corrections and adjustments prior to the testing operations witnessed by Contracting Officer. A representative of the Contractor responsible for procuring and installing hoist equipment shall be present to direct the field testing. Test loads shall be compact and permit a minimum of 50 percent of vertical lift. Use test loads which are minus 0 percent to plus 5 percent of the required weight, and verified prior to testing.
3.3.1.1 Test Sequence
Test crane in accordance with applicable paragraphs of this procedure in the sequence provided.
3.3.1.2 Test Data
Record operating and startup current measurements for coils and hoist motors using the appropriate instrumentation. Record speed measurements as required by facility evaluation tests (normally at 100 percent load).
Compare recorded values with design specifications or manufacturer's recommended values. Justify abnormal differences in the remarks and perform appropriate adjustments. Note any high temperatures or abnormal operation of any equipment or machinery, investigate and correct. Record hoist speeds during each test cycle.
3.3.1.3 Equipment Monitoring
Monitor improper operation or poor condition of safety devices, electrical components, mechanical equipment and structural assemblies during the load test. Report defects observed to be critical during the testing period immediately to the Contracting Officer and suspend the testing operations until the defects are corrected. During each load test and immediately following each load test, make the following inspections:
a. Inspect for evidence of bending, warping, permanent deformation, cracking or malfunction of structural components.
b. Inspect for evidence of slippage in chain sprockets and fittings.
c. Check for overheating in brake operation; check for proper stopping.
Test all safety devices including emergency stop switches and POWER-OFF pushbuttons and inspect separately to verify proper operation of the brakes. When provided, inspect all safety accessories including warning horn, warning lights
d. Check for abnormal noise or vibration and overheating in machinery drive components.
e. Check chain container for adequate storage, operation, and suspension from hoist.
f. Check electrical drive components for proper operation, freedom from
Section 41 22 13 Page 15 chatter, noise, overheating, and lockout/tag-out devices for energy isolation.
g. Inspect gears for abnormal wear patterns, damage, or inadequate lubrication.
h. Verify that locations of crane capacity plates are visible from pendant operator's position.
DELETED
3.3.2 Bridge Crane Tests
3.3.2.1 Dynamic Load Tests
a. Trolley Dynamic Load Test: Operate the trolley the full distance of bridge rails in each direction with test load on the hook (one cycle).
b. Bridge Dynamic Load Test: With test load on hook, operate bridge for the full length of…
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