am6_W912PL-12-R-0008.pdf

Offers 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 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 your 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.

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE

2. AMENDMENT/MODIFICATION NO. 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQ. NO. 5. PROJECT NO. (If applicable)

7. ADMINISTERED BY (If other than Item 6) CODE

STANDARD FORM 30 (REV. 10-83)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICITATION

NO.

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NO.

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended, is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required) copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

CHECK ONE 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)

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.

15C. DATE SIGNED

15A. NAME AND TITLE OF SIGNER (Type or print)

16C. DATE SIGNED

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

PAGE OF PAGES

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

NSN 7540-01-152-8070

Previous edition unusable

FORT IRWIN REPLACEMENT HOSPITAL, FORT IRWIN,

SAN BERNARDINO COUNTY, CALIFORNIA

Note: The Bid Opening has been changed to: February 21, 2012 at 2:00 pm.

Revised Page: See attached SF30 Continuation page.

USACE, Los Angeles District Contracting Division, West Region Branch 915 Wilshire Blvd P. O. Box 532711, Los Angeles, CA 90053-2325

See Item 7.

N/A

N/A

W912PL-12-R-0008

N/A

1 1

02/08/2012

N/A

SF 30 (Continuation Page)

AMENDMENT 6

Fort Irwin Hospital Replacement Fort Irwin, California

NOTICE TO ALL BIDDERS

This Amendment forms a part of the Contract Documents and modifies the original Bidding Documents dated December 2, 2011 and as noted below. This Amendment shall become a part of the Contract Documents to the same extent as though it has been written into the body thereof and bound therein. This Amendment is applicable to the items affected and all bidders are held responsible for the contents herein. Acknowledgement of receipt of this Amendment shall be so noted in the space provided on the Bid Form. Failure to do so may subject the Bidder to disqualification.

Revised Drawing Sheets

The following revised drawings, all dated 02/07/12 and as listed below, are to replace the original sheets from the Bid Documents dated December 2, 2011 or any sheets from previous Amendments.

Sequence No.

Sheet Ref.

No. Sheet Name Revision Description

84 CS001 LAYOUT CONTROL PLAN LAYOUT POINT CHANGE

86 CS003 SANITARY SEWER SCHEDULE SCHEDULE CHANGES

88 CS102 LAYOUT AND UTILITIES PLAN MISCELLANEOUS CHANGES

92 CS106 LAYOUT AND UTILITIES PLAN REVISED NOTE CHANGE

98 CS112 LAYOUT AND UTILITIES PLAN MISCELLANEOUS CHANGES

99 CS113 LAYOUT AND UTILITIES PLAN MISCELLANEOUS CHANGES

100 CS114 LAYOUT AND UTILITIES PLAN MISCELLANEOUS CHANGES

102 CS116 LAYOUT AND UTILITIES PLAN MISCELLANEOUS CHANGES

113 CS127 LAYOUT AND UTILITIES PLAN NOTE CALL OUT CHANGE

123 CG001 STORM SEWER SCHEDULE SCHEDULE CHANGE

124 CG002 STORM SEWER SCHEDULE SCHEDULE CHANGE

125 CG003 STORM SEWER SCHEDULE SCHEDULE CHANGE

126 CG101 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

127 CG102 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

128 CG103 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

129 CG104 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

130 CG105 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

131 CG106 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

132 CG107 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

133 CG108 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

134 CG109 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

135 CG110 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

136 CG111 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

137 CG112 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

138 CG113 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

139 CG114 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

140 CG115 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

141 CG116 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

Sheet Ref.

No. Sheet Name Revision Description

142 CG117 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

143 CG118 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

144 CG119 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

145 CG120 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

146 CG121 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

147 CG122 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

148 CG123 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

149 CG124 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

150 CG125 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

151 CG126 GRADING AND DRAINAGE PLAN WHOLE SHEET CHANGE

152 CG301 PROFILES WHOLE SHEET CHANGE

153 CG302 PROFILES WHOLE SHEET CHANGE

154 CG303 PROFILES WHOLE SHEET CHANGE

155 CG304 PROFILES WHOLE SHEET CHANGE

156 CG305 PROFILES WHOLE SHEET CHANGE

157 CG306 PROFILES WHOLE SHEET CHANGE

158 CG307 PROFILES WHOLE SHEET CHANGE

159 CG308 PROFILES WHOLE SHEET CHANGE

160 CG309 PROFILES WHOLE SHEET CHANGE

161 CG310 PROFILES WHOLE SHEET CHANGE

162 CG311 PROFILES WHOLE SHEET CHANGE

163 CG312 PROFILES WHOLE SHEET CHANGE

164 CG313 PROFILES WHOLE SHEET CHANGE

165 CG314 PROFILES WHOLE SHEET CHANGE

166 CG315 PROFILES WHOLE SHEET CHANGE

167 CG316 PROFILES WHOLE SHEET CHANGE

168 CG317 PROFILES WHOLE SHEET CHANGE

169 CG318 PROFILES WHOLE SHEET CHANGE

170 CG319 PROFILES WHOLE SHEET CHANGE

171 CG320 PROFILES WHOLE SHEET CHANGE

172 CG321 PROFILES WHOLE SHEET CHANGE

173 CG322 PROFILES WHOLE SHEET CHANGE

174 CG323 PROFILES WHOLE SHEET CHANGE

175 CG324 PROFILES WHOLE SHEET CHANGE

176 CG325 PROFILES WHOLE SHEET CHANGE

177 CG326 PROFILES WHOLE SHEET CHANGE

178 CG327 PROFILES WHOLE SHEET CHANGE

179 CG328 PROFILES WHOLE SHEET CHANGE

180 CG329 PROFILES WHOLE SHEET CHANGE

Sheet Ref.

No. Sheet Name Revision Description

181 CG330 PROFILES WHOLE SHEET CHANGE

189 CG503 DETAILS MISCELLANEOUS CHANGES

195 CG509 DETAILS MISCELLANEOUS CHANGES

197 CG511 DETAILS MISCELLANEOUS CHANGES

201 LF103 FURNISHING PLAN MISCELLANEOUS CHANGES

208 LF207 FURNISHING DETAILS MISCELLANEOUS CHANGES

213 LH104 HARDSCAPE PLAN MISCELLANEOUS CHANGES

219 LP001 LANDSCAPE LEGEND AND SCHEDULE MISCELLANEOUS CHANGES

220 LP101 LANDSCAPE PLAN MISCELLANEOUS CHANGES

221 LP102 LANDSCAPE PLAN MISCELLANEOUS CHANGES

223 LP104 LANDSCAPE PLAN MISCELLANEOUS CHANGES

224 LP105 LANDSCAPE PLAN MISCELLANEOUS CHANGES

226 LP107 LANDSCAPE PLAN MISCELLANEOUS CHANGES

237 LP301 IRRIGATION PLAN MISCELLANEOUS CHANGES

238 LP302 IRRIGATION PLAN MISCELLANEOUS CHANGES

239 LP303 IRRIGATION PLAN MISCELLANEOUS CHANGES

240 LP304 IRRIGATION PLAN MISCELLANEOUS CHANGES

241 LP305 IRRIGATION PLAN MISCELLANEOUS CHANGES

245 LP401 IRRIGATION DETAILS MISCELLANEOUS CHANGES

246 LR101 BOULDER & INORGANIC MULCH PLAN MISCELLANEOUS CHANGES

247 LR102 BOULDER & INORGANIC MULCH PLAN MISCELLANEOUS CHANGES

249 LR104 BOULDER & INORGANIC MULCH PLAN MISCELLANEOUS CHANGES

250 LR105 BOULDER & INORGANIC MULCH PLAN MISCELLANEOUS CHANGES

252 LR107 BOULDER & INORGANIC MULCH PLAN MISCELLANEOUS CHANGES

262 AS010 PARKING TRELLIS DETAILS CONDOC CHANGE

263 AS011 TRELLIS PLAN AND DETAILS MISCELLANEOUS CHANGES

264 AS012 SITE DETAILS MISCELLANEOUS CHANGES

276 M-AE111 FLOOR PLAN, AREA 1 NOTE REVISION

303 M-QE111 EQUIPMENT PLAN, AREA 1 NOTE REVISION

304 M-QE112 EQUIPMENT PLAN, AREA 2 NOTE REVISION

305 M-QE113A EQUIPMENT PLAN, AREA 3A NOTE REVISION

306 M-QE113B EQUIPMENT PLAN, AREA 3B NOTE REVISION

307 M-QE113C EQUIPMENT PLAN, AREA 3C NOTE REVISION

308 M-QE114A EQUIPMENT PLAN, AREA 4A NOTE REVISION

309 M-QE114B EQUIPMENT PLAN, AREA 4B NOTE REVISION

310 M-QE114C EQUIPMENT PLAN, AREA 4C NOTE REVISION

392 V-AE312 WALL SECTIONS MISCELLANEOUS CHANGES

P-SB101

LEVEL 1, ZONE 1 - FOUNDATION AND

SLAB ON GRADE PLAN ADDED NOTE

405 P-SB502 FOUNDATION SECTIONS AND DETAILS ADDED REBAR

Sheet Ref.

No. Sheet Name Revision Description

440 P-AE312 WALL SECTIONS MISCELLANEOUS CHANGES

446 P-AE502 MISCELLANEOUS DETAILS NOTE CHANGE

452 P-AE522 ROOF DETAILS MISCELLANEOUS CHANGES

501 P-PP4001 ENLARGED PLANS - PLUMBING REVISED PIPING

543 H-SG002 STRUCTURAL NOTES CONTINUED NOTE CHANGE

548 H-SB112 LEVEL 1, ZONE 2 - FOUNDATION PLAN ADDED COLUMN ENCASEMENTS

576 H-SF125 LEVEL 2, ZONE 5 - FRAMING PLAN REMOVED LINEWORK

597 H-SF401 EXTERIOR CANOPIES FRAMING PLANS REMOVED UNUSED NOTE TAG

598 H-SF402 ENLARGED FRAMING PLANS ADDED SLOPING TO BEAM TAG

611 H-SF509 SECTIONS AND DETAILS ADDED HSS NOTE

615 H-SF602 COLUMN SCHEDULE MISCELLANEOUS CHANGES

616 H-SF603 COLUMN SCHEDULE MISCELLANEOUS CHANGES

617 H-SF604 COLUMN SCHEDULE ADDED TEXT

619 H-SF606 COLUMN SCHEDULE MISCELLANEOUS CHANGES

659 H-AE12B LEVEL 2, AREA B - FLOOR PLAN CORRECTED NOTE

672 H-AE122 LEVEL 2, ZONE 2 - FLOOR PLAN MISCELLANEOUS CHANGES

681 H-AE141 LEVEL 4, ZONE 1 - FLOOR PLAN MISCELLANEOUS CHANGES

682 H-AE142 LEVEL 4, ZONE 2 - FLOOR PLAN MISCELLANEOUS CHANGES

688 H-AE154 ENLARGED CANOPY PLANS CORRECTED NOTE

H-AE161

LEVEL 1, ZONE 1 - REFLECTED CEILING

PLAN MISCELLANEOUS CHANGES

719 H-AE228 PARTIAL BUILDING ELEVATIONS MISCELLANEOUS CHANGES

740 H-AE333 WALL SECTIONS CORRECTED CONDOC NUMBER

741 H-AE334 WALL SECTIONS CORRECTED CONDOC NUMBER

748 H-AE343 CANOPY SECTIONS MISCELLANEOUS CHANGES

749 H-AE344 CANOPY SECTIONS CORRECTED NOTE

750 H-AE345 CANOPY SECTIONS CORRECTED NOTE

758 H-AE411 ENLARGED STAIR PLANS & SECTIONS MISCELLANEOUS CHANGES

759 H-AE412 ENLARGED STAIR PLANS & SECTIONS MISCELLANEOUS CHANGES

768 H-AE421 TYPICAL ELEVATOR DETAILS MISCELLANEOUS CHANGES

769 H-AE422 TYPICAL STAIR DETAILS MISCELLANEOUS CHANGES

770 H-AE423 TYPICAL STAIR DETAILS MISCELLANEOUS CHANGES

787 H-AE504 EXTERIOR DETAILS MISCELLANEOUS CHANGES

793 H-AE510 EXTERIOR DETAILS CORRECTED NOTE

794 H-AE511 EXTERIOR DETAILS MISCELLANEOUS CHANGES

796 H-AE513 EXTERIOR PLAN DETAILS MISCELLANEOUS CHANGES

798 H-AE515 EXTERIOR PLAN DETAILS MISCELLANEOUS CHANGES

803 H-AE520 EXTERIOR DETAILS CORRECTED NOTE

814 H-AE531 STAIR ENVELOPE DETAILS MISCELLANEOUS CHANGES

818 H-AE535 EXTERIOR PLAN DETAILS MISCELLANEOUS CHANGES

Sheet Ref.

No. Sheet Name Revision Description

824 H-AE541 STAIR ENVELOPE DETAILS MISCELLANEOUS CHANGES

829 H-AE546 ROOF DETAILS MISCELLANEOUS CHANGES

839 H-AE558 INTERIOR PLAN DETAILS MISCELLANEOUS CHANGES

846 H-AE565 PARTITION TYPES CORRECTED CONDOC NUMBER

854 H-AE577 INTERIOR DETAILS MISCELLANEOUS CHANGES

859 H-AE591 CEILING DETAILS MISCELLANEOUS CHANGES

860 H-AE592 CEILING DETAILS MISCELLANEOUS CHANGES

864 H-AE596 CEILING DETAILS MISCELLANEOUS CHANGES

867 H-AE601 DOOR SCHEDULE - LEVEL 1 MISCELLANEOUS CHANGES

868 H-AE602 DOOR SCHEDULE - LEVEL 1 MISCELLANEOUS CHANGES

897 H-AE641 DOOR DETAILS MISCELLANEOUS CHANGES

901 H-AE645 DOOR DETAILS MISCELLANEOUS CHANGES

927 H-AF601 FINISH SCHEDULE - LEVEL 1 CHANGE TO FINISH REMARKS

928 H-AF602 FINISH SCHEDULE - LEVEL 1 CHANGE TO FINISH REMARKS

933 H-AF607 FINISH SCHEDULE - LEVEL 2 CHANGE TO FINISH REMARKS

934 H-AF608 FINISH SCHEDULE - LEVEL 2 CHANGE TO FINISH REMARKS

936 H-AF610 FINISH SCHEDULE - LEVEL 2 CHANGE TO FINISH REMARKS

941 H-AF615 FINISH SCHEDULE - LEVEL 3 CHANGE TO FINISH REMARKS

943 H-AF617 FINISH SCHEDULE - LEVEL 3 CHANGE TO FINISH REMARKS

944 H-AF618 FINISH SCHEDULE - LEVEL 3 CHANGE TO FINISH REMARKS

H-AG507

EXTERIOR SIGNAGE ELEVATIONS AND

DETAILS MISCELLANEOUS CHANGES

1043 H-QE115C LEVEL 1, ZONE 5C - EQUIPMENT MISCELLANEOUS CHANGES

1052 H-QE122B LEVEL 2, ZONE 2B - EQUIPMENT MISCELLANEOUS CHANGES

1076 H-QE132D LEVEL 3, ZONE 2D - EQUIPMENT MISCELLANEOUS CHANGES

1105 H-QE244 EQUIPMENT ELEVATIONS - LEVEL 3 MISCELLANEOUS CHANGES

1124 H-QE500 EQUIPMENT DETAILS MISCELLANEOUS CHANGES

1125 H-QE501 EQUIPMENT DETAILS DETAIL CHANGE

1127 H-QE503 EQUIPMENT DETAILS MISCELLANEOUS CHANGES

H-MH1033

LEVEL 3, ZONE 3 - HVAC DUCTWORK

PLAN KITCHEN DUCTWORK CHANGES

1218 H-MH4009 HVAC DUCTWORK ENLARGED PLAN KITCHEN DUCTWORK CHANGES

1243 H-MH4034 SECTIONS KITCHEN DUCTWORK CHANGES

MP6004

SCHEMATIC FLOW DIAGRAM - HEATING

WATER

SCHEMATIC FLOW DIAGRAM

CHANGES

MI7009 SCHEMATIC CONTROL DIAGRAMS

SCHEMATIC FLOW DIAGRAM

CHANGES

MI7014 SCHEMATIC CONTROL DIAGRAMS

SCHEMATIC FLOW DIAGRAM

CHANGES

1458 PP5010 PLUMBING DETAILS REVISED DETAIL

1514 PP6220 DOMESTIC WATER RISER DIAGRAMS REVISED PIPING

1534 PP8004 PLUMBING SCHEDULES REVISED SCHEDULE

Sheet Ref.

No. Sheet Name Revision Description

H-EP121 LEVEL 2, ZONE 1, FLOOR PLAN - POWER

ADDED POWER TO MOTORIZED

WINDOW SHADES

ET601

OUTSIDE PLANT CABLE ENTRANCE

RISER DIAGRAM - ADN REVISED KEY NOTE

Revised Pages

SF 1442

00 01 10 - 27 thru 29

Added Specification Sections

Section No. Name of section

Section 34 41 26.00 15 PEDESTRIAN CROSSING WARNING SYSTEM.

Deleted Specification Sections

Section No. Name of section

Section 01 45 35 SPECIAL INSPECTION FOR SEISMIC-RESISTING SYSTEMS; and Section 07 16 16.00 50 CRYSTALLINE WATERPROOFING.

Revised Specification Sections

The following revised specification sections, noted as Amendment 6 and as listed below, are to replace the original specification sections from the Bid Documents dated December 2, 2011 or any specification sections from previous Amendments.

Section No. Name of section

The following Sections are revised (i.e. miscellaneous clarifications; issued entire Sections except as noted):

Section 01 30 00 ADMINISTRATIVE REQUIREMENTS (page 2 only);

Section 03 20 00.00 10 CONCRETE REINFORCING (page 4 only);

Section 05 12 00 STRUCTURAL STEEL (pages 4 and 6 only);

Section 05 50 13 MISCELLANEOUS METAL FABRICATIONS (includes previous AM-04 and AM-05 revisions);

Section 05 51 00 METAL STAIRS;

Section 05 59 13.00 50 TRELLIS FRAMING SYSTEM (includes previous AM-04 and AM-05 revisions);

Section 05 75 00.00 50 DECORATIVE FORMED METAL;

Section 06 20 00 FINISH CARPENTRY (page 13 only);

Section 07 42 13 METAL WALL PANELS;

Section 07 42 63 FABRICATED WALL PANEL ASSEMBLIES;

Section 07 81 00 SPRAY-APPLIED FIREPROOFING;

Section 08 11 13 STEEL DOORS AND FRAMES;

Section 08 34 59 VAULT DOORS AND DAY GATES;

Section 08 44 00 CURTAIN WALL AND GLAZED ASSEMBLIES;

Section 08 44 23.00 50 FIRE RATED GLAZED STEEL CURTAIN WALL SYSTEM;

Section 08 71 00 DOOR HARDWARE (page 5 only);

Section 08 81 00 GLAZING (includes previous AM-04 and AM-05 revisions);

Section 09 06 90 COLOR SCHEDULE (includes previous AM-04 and AM-05 revisions);

Section 09 22 00 METAL SUPPORT ASSEMBLIES (includes previous AM-04 revisions);

Section 09 66 23.00 50 RESINOUS TERRAZZO FLOORING;

Section 09 69 13 RIGID GRID ACCESS FLOORING (page 12 only);

Section 10 14 01 EXTERIOR SIGNAGE (page 5 only);

Section 10 22 13 WIRE MESH PARTITIONS;

Section 10 26 13 WALL AND CORNER GUARDS;

Section 10 73 26.00 50 WALKWAY COVER SYSTEM;

Section 11 06 40.13 FOODSERVICE EQUIPMENT SCHEDULE:

Section 11 70 00 GENERAL REQUIREMENTS FOR MEDICAL AND DENTAL EQUIPMENT;

Section 11 72 13 MEDICAL EQUIPMENT, MISCELLANEOUS (includes previous AM-05 revisions);

Section 14 24 00 HYDRAULIC ELEVATORS (includes previous AM-04 revisions);

Section 23 64 10 WATER CHILLERS, VAPOR COMPRESSION TYPE;

Section 32 16 13.00 50 INTEGRALLY COLORED CONCRETE SIDEWALKS AND CURBS AND GUTTERS (page 3 only);

Section 33 56 10.01 FACTORY-FABRICATED SEWAGE CONTAINMENT TANKS; and Section 48 14 00.00 50 PHOTOVOLTAIC ENERGY EQUIPMENT (page 13 only).

Section 00 01 15 – LIST OF DRAWINGS, revise as follows:

Page 2, change title of CS002 to “LAYOUT CONTROL PLAN”;

Page 2, add “CD133 EXISTING CONDITIONS/DEMOLITION PLAN”;

Page 3, delete CG001 in its entirety;

Page 3, change CG002 to “CG001” (title remains the same);

Page 3, change CG003 to “CG002” (title remains the same);

Page 3, change CG004 to “CG003” (title remains the same);

Page 4, change title of CG404 to “ENLARGED GRADING AND DRAINAGE PLAN”;

Page 4, change title of CG501 to “EROSION AND SEDIMENT CONTROL NOTES”;

Page 4, change title of CG502 to “EROSION AND SEDIMENT CONTROL DETAILS”;

Page 4, add “CG511 DETAILS”;

Page 13, add “H-AE161 LEVEL 1, ZONE 1 – REFLECTED CEILING PLAN”;

Page 16, add “H-AE566 RATED WALL PENETRATIONS”;

Page 18, add “H-IN114 LEVEL 1, ZONE 4 – FLOOR PATTERN PLAN”;

Page 20, add “H-QE220 EQUIPMENT ELEVATIONS – LEVEL 1”;

Page 31, change EL60 to “EL605” (title remains the same); and Page 31, change H-EP40 to “H-EP408” (title remains the same).

INSTRUCTIONS

Instructions for items other than those that are self-explanatory, are as follows:

Item 1 (Contract ID Code). Insert the contract type identification code that appears in the title block of the contract being modified.

Item 3 (Effective date).

(1)

(2)

(3)

(4)

(5)

For a solicitation amendment, change order, or administrative change, the effective date shall be the issue date of the amendment, change order, or administrative change.

For a supplemental agreement, the effective date shall be the date agreed to by the contracting parties.

For a modification issued as an initial or confirming notice of termination for the convenience of the Government, the effective date and the modification number of the confirming notice shall be the same as the effective date and modification number of the initial notice.

For a modification converting a termination for default to a termination for the convenience of the Government, the effective date shall be the same as the effective date of the termination for default.

For a modification confirming the contacting officer's determination of the amount due in settlement of a contract termination, the effective date shall be the same as the effective date of the initial decision.

(a)

(b)

(c)

(d)

(e)

(f)

Item 6 (Issued By). Insert the name and address of the issuing office. If applicable, insert the appropriate issuing office code in the code block.

Item 8 (Name and Address of Contractor). For modifications to a contract or order, enter the contractor's name, address, and code as shown in the original contract or order, unless changed by this or a previous modification.

Item 9, (Amendment of Solicitation No. - Dated), and 10, (Modification of Contract/Order No. - Dated). Check the appropriate box and in the corresponding blanks insert the number and date of the original solicitation, contract, or order.

Item 12 (Accounting and Appropriation Data).

When appropriate, indicate the impact of the modification on each affected accounting classification by inserting one of the following entries.

(2) Accounting classification Net decrease $

Include subject matter or short title of solicitation/contract where feasible.

Item 16B. The contracting officer's signature is not required on solicitation amendments. The contracting officer's signature is normally affixed last on supplemental agreements.

(i)

NOTE: If there are changes to multiple accounting classifications that cannot be placed in block 12, insert an asterisk and the words "See continuation sheet".

Item 13. Check the appropriate box to indicate the type of modification. Insert in the corresponding blank the authority under which the modification is issued. Check whether or not contractor must sign this document. (See FAR 43.103.)

Item 14 (Description of Amendment/Modification).

Organize amendments or modifications under the appropriate Uniform Contract Format (UCF) section headings from the applicable solicitation or contract. The UCF table of contents, however, shall not be set forth in this document

Indicate the impact of the modification on the overall total contract price by inserting one of the following entries:

(i) Total contract price increased by $

(ii) Total contract price decreased by $

(iii) Total contract price unchanged.

State reason for modification.

When removing, reinstating, or adding funds, identify the contract items and accounting classifications.

(g)

(h)

When the SF 30 is used to reflect a determination by the contracting officer of the amount due in settlement of a contract terminated for the convenience of the Government, the entry in Item 14 of the modification may be limited to --

(i) A reference to the letter determination; and

(ii) A statement of the net amount determined to be due in settlement of the contract.

(1)

(2)

(3)

(4)

(5)

(6)

STANDARD FORM 30 (REV. 10-83) BACK

(1) Accounting classification Net increase $

FORT IRWIN HOSPITAL REPLACEMENT 1786

DIGITAL CONTROL FOR HVAC SYSTEMS and Section 26 08 01.00 50 COMMISSIONING OF ELECTRICAL SYSTEMS shall be accomplished directly by a first tier subcontractor, including the. Commissioning Agent shall be provided by the Government. No work required by Section 23 09 23.13 20 or 26 08 01.00 50 shall be accomplished by a second tier subcontractor.

1.4 SUPERVISION

Have at least one qualified supervisor capable of reading, writing, and conversing fluently in the English language on the job site during working hours. In addition, if a Quality Control (QC) representative is required on the contract, then that individual shall also have fluent English communication skills.

1.5 PRECONSTRUCTION CONFERENCE

After award of the contract but prior to commencement of any work at the site, meet with the Contracting Officer to discuss and develop a mutual understanding relative to the administration of the value engineering and safety program, preparation of the schedule prices, shop drawings, and other submittals, scheduling programming, and prosecution of the work.

Major subcontractors who will engage in the work shall also attend.

1.6 PARTNERING

LEVEL A PARTNERING: To most effectively accomplish this contract, the Government requires the formation of a cohesive partnership with the Contractor and its subcontractors. Key personnel, including the client who will occupy the facility, the designer-of-record, principal individuals from the Government contracting office, the project sponsor, and representative(s) of the facility owner will be invited to participate in the partnering process. Key members of the prime and subcontractors teams, including senior management, must participate. The partnership will draw on the strength of each organization in an effort to achieve a quality project done right the first time, within budget, on schedule, and without any safety mishaps. The initial session will be one-day minimum and the follow-on sessions, held at a minimum of once every three months or as agreed to by the partners, will be half-day minimum. The initial partnering session should be held away from the project site at a location acceptable to the Contractor and to the Government; the follow-on sessions can be held at locations agreed to by the partners. The contractor shall pay all costs associated with the partnering effort including facilitator, meeting room and other incidental items. Before the partnering session, the contractor shall coordinate with the facilitator requirements for incidental items (audio-visual equipment, two easels, flipchart paper, colored markers, note paper, pens/pencils, colored flash cards, etc.) and have these items available at the partnering session. The contractor will copy documents for distribution to all attendees. The facilitator must be acceptable to both the Contractor and the Government. The participants shall bear their own costs for meals, lodging and transportation associated with partnering.

1.7 AVAILABILITY OF CADD DRAWING FILES

After award and upon request, the electronic "Computer-Aided Drafting and Design (CADD)" plan view drawing files will only be made available to the Contractor for use in preparation of construction data related to the referenced contract subject to the following terms and conditions. The Contractor will submit a written request listing the specific drawing

SECTION 01 30 00 Page 2 Amendment-6

3.1.1 Placement

Reinforcement shall be free from loose rust and scale, dirt, oil, or other deleterious coating that could reduce bond with the concrete.

Reinforcement shall be placed in accordance with ACI 318 at locations shown plus or minus one bar diameter. Reinforcement shall not be continuous through expansion joints and shall be as indicated through construction or contraction joints. Concrete coverage shall be as indicated or as required by ACI 318. If bars are moved more than one bar diameter to avoid interference with other reinforcement, conduits or embedded items, the resulting arrangement of bars, including additional bars required to meet structural requirements, shall be approved before concrete is placed.

3.1.2 Splicing

Splices of reinforcement shall conform to ACI 318 and shall be made only as required or indicated. Splicing shall be by lapping. Lapped bars shall not be spaced farther apart than one-fifth the required length of lap or 6 inches.

3.2 WELDED-WIRE FABRIC PLACEMENT

Welded-wire fabric shall be placed in slabs as indicated. Fabric placed in slabs on grade shall be continuous between expansion, construction, and contraction joints. Fabric placement at joints shall be as indicated.

Welded-wire fabric shall be free from loose rust and scale, dirt, oil, or other deterious coating that could reduce bond with the concrete.

Welded-wire fabric shall be placed in accordance with ACI 318.

Lap splices shall be made in such a way that the overlapped area equals the distance between the outermost crosswires plus 2 inches. Laps shall be staggered to avoid continuous laps in either direction. Fabric shall be wired or clipped together at laps at intervals not to exceed 4 feet.

Fabric shall be positioned by the use of supports.

3.3 SPECIAL INSPECTION AND TESTING FOR SEISMIC-RESISTING SYSTEMS

Special inspections and testing for seismic-resisting systems and components shall be done in accordance with UFC 3-310-04 and Section

01 45 35 SPECIAL INSPECTION FOR SEISMIC-RESISTING SYSTEMS.

-- End of Section --

SECTION 03 20 00.00 10 Page 4

SD-03 Product Data

Recycled Content (LEED Credit MR 4); G, AE

Product data indicating percentage by weight of post-consumer and pre-consumer recycled content for products having recycled content included in this Section. Include a statement indicating material only costs for each product having recycled content. Submit in format provided in Section 01 33 29 LEEDTM DOCUMENTATION.

Regional Materials: (LEED Credit MR 5); G, AE

Product data indicating location of material manufacturer and distance from manufacturer to Project Site for regional materials (i.e. materials that are extracted, harvested or recovered, and manufactured or processed within 500 miles (by air) of the project site. Indicate distance from point of extraction, harvest, recovery to Project Site for each raw (or recycled) material used in regionally manufactured materials included in this Section.

Indicate material only cost for each regional material included in this Section. Submit in format provided in Section 01 33 29 LEEDTM

DOCUMENTATION.

Shop primer

Welding electrodes and rods

Load indicator washers

Non-Shrink Grout

Load indicator bolts

Include test report for Class B primer.

SD-06 Test Reports

Class B coating

Bolts, nuts, and washers

Supply the certified manufacturer's mill reports which clearly show the applicable ASTM mechanical and chemical requirements together with the actual test results for the supplied fasteners.

SD-07 Certificates

Steel; G, AE

Bolts, nuts, and washers; G, AE

AISC Quality Certification

Welding procedures and qualifications

1.4 AISC QUALITY CERTIFICATION

Work shall be fabricated in an AISC certified Category Std fabrication

SECTION 05 12 00 Page 4

2.2 REGIONAL MATERIALS OF PRODUCT

Raw (or recycled) materials in structural steel shall be extracted, harvested, or recovered and manufacturer or processed within 500 miles (by air) of the project site.

2.2 STEEL

2.2.1 Structural Steel

ASTM A 36/A 36M.

2.2.2 High-Strength Structural Steel

ASTM A 572/A 572Mfor plates in reduced beam section connections.

2.2.3 Structural Shapes for Use in Building Framing

Wide flange shapes, ASTM A 992/A 992M.

2.2.4 Structural Steel Tubing

ASTM A 500/A 500M, Grade B.

2.2.5 Steel Pipe

ASTM A 53/A 53M, Type E or S, Grade B, weight class as noted on Drawings.

2.3 BOLTS, NUTS, AND WASHERS

Provide the following unless indicated otherwise.

2.3.1 Structural Steel

2.3.1.1 Bolts

ASTM A 307, Grade A. The bolt heads and the nuts of the supplied fasteners must be marked with the manufacturer's identification mark, the strength grade and type specified by ASTM specifications.

2.3.1.2 Nuts

ASTM A 563, Grade and Style for applicable ASTM bolt standard recommended.

2.3.1.3 Washers

ASTM F 844.

2.3.2 High-Strength Structural Steel and Structural Steel Tubing

2.3.2.1 Bolts

ASTM A 325, Type 1, ASTM A 490, Type 1 or 2.

2.3.2.2 Nuts

ASTM A 563, Grade and Style as specified in the applicable ASTM bolt standard.

SECTION 05 12 00 Page 6

SECTION 05 50 13

MISCELLANEOUS METAL FABRICATIONS

05/10

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.

ALUMINUM ASSOCIATION (AA)

AA 46 (1978) Standards for Anodized Architectural Aluminum

AA DAF-45 (2003) Designation System for Aluminum Finishes

AMERICAN INSTITUTE OF STEEL CONSTRUCTION (AISC)

AISC 303 (2005) Code of Standard Practice for Steel Buildings and Bridges

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI A10.3 (1995) Operations -- Safety Requirements for Powder Actuated Fastening Systems

ANSI B18.2.1 (1996; Errata 2003) Square and Hex Bolts and Screws Inch Series

ANSI B18.6.2 (1972; R 1993) Slotted Head Cap Screws, Square Head Set Screws, and Slotted Headless Set Screws

ANSI B18.6.3 (1998) Machine Screws and Machine Screw Nuts

AMERICAN WELDING SOCIETY (AWS)

AWS D1.1/D1.1M (2008; Errata 2008) Structural Welding Code - Steel

ASME INTERNATIONAL (ASME)

ASME B18.2.2 (1987; R 2005) Standard for Square and Hex Nuts

ASME B18.21.1 (1999; R 2005) Lock Washers (Inch Series)

ASME B18.22.1 (1965; R 2008) Plain Washers

ASTM INTERNATIONAL (ASTM)

ASTM A 123/A 123M (2009) Standard Specification for Zinc

SECTION 05 50 13 Page 1

(Hot-Dip Galvanized) Coatings on Iron and Steel Products

ASTM A 153/A 153M (2009) Standard Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware

ASTM A 307 (2007b) Standard Specification for Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength

ASTM A 36/A 36M (2008) Standard Specification for Carbon Structural Steel

ASTM A 47/A 47M (1999; R 2009) Standard Specification for Steel Sheet, Aluminum-Coated, by the Hot-Dip Process

ASTM A 48/A 48M (2003; R 2008) Standard Specification for Gray Iron Castings

ASTM A 500 (2003a) Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes

ASTM A 53 (2004) Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM A 653/A 653M (2009a) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process

ASTM A 687 (1993) Standard Specification for High-Strength Nonheaded Steel Bolts and Studs

ASTM A 780 (2001) Repair of Damaged and Uncoated Areas of Hot-Dipped Galvanized Coatings

ASTM A 786/A 786M (2005; R 2009) Standard Specification for Hot-Rolled Carbon, Low-Alloy, High-Strength Low-Alloy, and Alloy Steel Floor Plates

ASTM A 924/A 924M (2010) Standard Specification for General Requirements for Steel Sheet, Metallic-Coated by the Hot-Dip Process

ASTM B 108 (2003a) Aluminum-Alloy Permanent Mold Castings

ASTM B 209 (2007) Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate

ASTM B 221 (2008) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

SECTION 05 50 13 Page 2

ASTM B 26/B 26M (2009) Standard Specification for Aluminum-Alloy Sand Castings

ASTM D 1187 (1997; R 2002e1) Asphalt-Base Emulsions for Use as Protective Coatings for Metal

ASTM E 894 (2004) Standard Test Method for Anchorage of Permanent Metal Railing Systems and Rails for Buildings.

ASTM E 935 (2006) Standard Test Method for Performance of Permanent Metal Railing Systems and Rails for Buildings.

MASTER PAINTERS INSTITUTE (MPI)

MPI 79 (Oct 2009) Alkyd Anti-Corrosive Metal Primer

NATIONAL ASSOCIATION OF ARCHITECTURAL METAL MANUFACTURERS (NAAMM)

NAAMM MBG 531 (2000) Metal Bar Grating Manual

THE SOCIETY FOR PROTECTIVE COATINGS (SSPC)

SSPC SP 3 (1982; E 2004) Power Tool Cleaning

SSPC SP 6 (2007) Commercial Blast Cleaning

U.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)

29 CFR 1910.27 Fixed Ladders

U.S. GREEN BUILDING COUNCIL (USGBC)

LEED (2002; R 2007) Leadership in Energy and Environmental Design (tm) Green Building Rating system for New Construction (LEED-NC), Version 2009

1.2 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. The following shall be submitted in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Ladders, installation drawings; G, AE

Tank access doors and floor hatch; G, AE

Security Mesh; G, AE

Embedded angles and plates, installation drawings; G, AE

Tank Access Doors; G, AE

SECTION 05 50 13 Page 3

Medical Gas Storage Rack, G, AE

Submit fabrication drawings showing layout(s), connections to structural system, and anchoring details as specified in AISC 303.

Submit templates, erection and installation drawings indicating thickness, type, grade, class of metal, and dimensions. Show construction details, reinforcement, anchorage, and installation with relation to the building construction.

SD-03 Product Data

Recycled Content (LEED Credit MR 4); G, AE

Product data indicating percentage by weight of post-consumer and pre-consumer recycled content for products having recycled content included in this Section. Include a statement indicating material only costs for each product having recycled content. Submit in format provided in Section 01 33 29 LEEDTM DOCUMENTATION.

Regional Materials (LEED Credit MR 5); G, AE

Product data indicating location of material manufacturer and distance from manufacturer to Project Site for regional materials (i.e. materials that are extracted, harvested or recovered, and manufactured or processed within 500 miles (by air) of the project site. Indicate distance from point of extraction, harvest, recovery to Project Site for each raw (or recycled) material used in regionally manufactured materials included in this Section.

Indicate material only cost for each regional material included in this Section. Submit in format provided in Section 01 33 29 LEEDTM

DOCUMENTATION.

Aluminum Bollard Covers; G, AE

Ladders; G, AE

Tank Access Doors; G, AE

Safety nosings; G, AE

SD-06 Test Reports

Product Test Reports; G, AE

Based on evaluation of comprehensive tests performed by a qualified testing agency, for railings according ASTM E 894 and

ASTM E 935.

SD-07 Certificates

Qualification of welders

Submit certificates from an independent testing agency indicating that welders are certified for the types of welds and materials required.

SECTION 05 50 13 Page 4

1.3 QUALIFICATION OF WELDERS

Qualify welders in accordance with AWS D1.1/D1.1M. Use procedures, materials, and equipment of the type required for the work.

1.4 DELIVERY, STORAGE, AND PROTECTION

Protect from corrosion, deformation, and other types of damage. Store items in an enclosed area free from contact with soil and weather. Remove and replace damaged items with new items.

1.5 SUSTAINABLE DESIGN REQUIREMENTS

See Section 01 33 29 LEEDTM DOCUMENTATION for additional sustainable design and LEED requirements and definitions.

PART 2 PRODUCTS

2.1 RECYCLED CONTENT OF PRODUCTS

Provide products with recycled content so post-consumer recycled content plus one-half of pre-consumer recycled content is not less than 20 percent.

2.2 REGIONAL MATERIALS OF PRODUCTS

Raw (or recycled) materials in miscellaneous metal fabrications shall be extracted, harvested, or recovered and manufacturer or processed within 500 miles (by air) of the project site.

2.3 MATERIALS

Provide steel product with average recycled content of steel products such that post-consumer recycled content plus one-half of pre-consumer recycled content is not less that 20 percent.

2.3.1 Structural Carbon Steel

ASTM A 36/A 36M.

2.3.2 Structural Tubing

ASTM A 500.

2.3.3 Steel Pipe

ASTM A 53, Type E or S, Grade B.

2.3.4 Fittings for Steel Pipe

Standard malleable iron fittings ASTM A 47/A 47M.

2.3.5 Gratings

a. Gray cast iron ASTM A 48/A 48M, Class 40.

b. Metal plank grating, non-slip requirement, aluminum ASTM B 209, 6061-T6; steel ASTM A 653/A 653M, G90.

c. Metal bar type grating NAAMM MBG 531NAAMM MBG 532.

SECTION 05 50 13 Page 5

2.3.6 Floor Plates, Patterned

Floor plate ASTM A 786/A 786M. Steel plate shall not be less than 14 gage.

2.3.7 Anchor Bolts

ASTM A 307. Where exposed, shall be of the same material, color, and finish as the metal to which applied.

2.3.7.1 Expansion Anchors, Sleeve Anchors and Adhesive Anchors

Provide as indicated on drawings.

2.3.7.2 Lag Screws and Bolts

ANSI B18.2.1, type and grade best suited for the purpose.

2.3.7.3 Toggle Bolts

ANSI B18.2.1.

2.3.7.4 Bolts, Nuts, Studs and Rivets

ASME B18.2.2 and ASTM A 687 or ASTM A 307.

2.3.7.5 Powder Driven Fasteners

Follow safety provisions of ANSI A10.3.

2.3.7.6 Screws

ANSI B18.2.1, ANSI B18.6.2, and ANSI B18.6.3.

2.3.7.7 Washers

Provide plain washers to conform to ASME B18.22.1. Provide beveled washers for American Standard beams and channels, square or rectangular, tapered in thickness, and smooth. Provide lock washers to conform to ASME B18.21.1.

2.3.8 Aluminum Alloy Products

Conform to ASTM B 209 for sheet plate, ASTM B 221 for extrusions and ASTM B 26/B 26M or ASTM B 108 for castings, as applicable. Provide aluminum extrusions at least 1/8 inch thick and aluminum plate or sheet at least 0.050 inch thick.

2.4 FABRICATION FINISHES

2.4.1 Galvanizing

Hot-dip galvanize items specified to be zinc-coated, after fabrication where practicable. Galvanizing: ASTM A 123/A 123M, ASTM A 153/A 153M, ASTM A 653/A 653M or ASTM A 924/A 924M, G90, as applicable.

2.4.2 Galvanize

Anchor bolts, grating fasteners, washers, and parts or devices necessary for proper installation, unless indicated otherwise.

SECTION 05 50 13 Page 6

2.4.3 Repair of Zinc-Coated Surfaces

Repair damaged surfaces with galvanizing repair method and paint conforming to ASTM A 780 or by application of stick or thick paste material specifically designed for repair of galvanizing, as approved by Contracting Officer. Clean areas to be repaired and remove slag from welds. Heat surfaces to which stick or paste material is applied, with a torch to a temperature sufficient to melt the metallics in stick or paste; spread molten material uniformly over surfaces to be coated and wipe off excess material.

2.4.4 Shop Cleaning and Painting

2.4.4.1 Surface Preparation

Blast clean surfaces in accordance with SSPC SP 6. Surfaces that will be exposed in spaces above ceiling or in attic spaces, crawl spaces, furred spaces, and chases may be cleaned in accordance with SSPC SP 3 in lieu of being blast cleaned. Wash cleaned surfaces which become contaminated with rust, dirt, oil, grease, or other contaminants with solvents until thoroughly clean. Steel to be embedded in concrete shall be free of dirt and grease. Do not paint or galvanize bearing surfaces, including contact surfaces within slip critical joints, but coat with rust preventative applied in the shop.

2.4.4.2 Pretreatment, Priming and Painting

Apply pretreatment, primer, and paint in accordance with manufacturer's printed instructions. On surfaces concealed in the finished construction or not accessible for finish painting, apply an additional prime coat to a minimum dry film thickness of 1.0 mil. Tint additional prime coat with a small amount of tinting pigment.

2.4.5 Nonferrous Metal Surfaces

Protect by plating, anodic, or organic coatings.

2.4.6 Aluminum Surfaces

2.4.6.1 Surface Condition

Before finishes are applied, remove roll marks, scratches, rolled-in scratches, kinks, stains, pits, orange peel, die marks, structural streaks, and other defects which will affect uniform appearance of finished surfaces.

2.4.6.2 Aluminum Finishes

Unexposed sheet, plate and extrusions may have mill finish as fabricated.

Sandblast castings' finish, medium, AA DAF-45, or AA 46. Unless otherwise specified, all other aluminum items shall have anodized finish. The thickness of the coating shall be not less than that specified for protective and decorative type finishes for items used in interior locations or architectural Class I type finish for items used in exterior locations in AA DAF-45. Items to be anodized shall receive a polished satin finish.

SECTION 05 50 13 Page 7

2.5 ACCESS DOORS AND PANELS

See Section 08 31 13.00 50 ACCESS DOORS.

2.6 GUARD POSTS (BOLLARDS/PIPE GUARDS)

Provide prime coated Schedule 40 weight steel pipe as specified in ASTM A 53 except where structural steel pipe is indicated provide Schedule 80.

Anchor posts in concrete as indicated and fill solidly with concrete with minimum compressive strength of 2500 psi. Provide removable guard posts as indicated on Civil drawings.

2.6.1 Aluminum Bollard Covers

Sleeve formed of aluminum sheet and castings to configuration and dimensions indicated. Finish shall be shop applied powder coat in color indicated.

2.7 HANDRAILS AND GUARDRAILS

See Section 05 52 00 METAL RAILINGS.

2.8 LADDERS

Fabricate vertical ladders conforming to Section 7 of 29 CFR 1910.27. Use 2 1/2 by 3/8 inch steel flats for stringers and 3/4 inch diameter steel rods for rungs. Rungs to be not less than 16 inches wide, spaced one foot apart, plug welded or shouldered and headed into stringers. Install ladders so that the distance from the rungs to the finished wall surface will not be less than 7 inches. Provide heavy clip angles riveted or bolted to the stringer and drilled as indicated. Provide intermediate clip angles not over 48 inches on centers.

2.8.1 Ladder Cages

Conform to 29 CFR 1910.27. Fabricate 2 by 1/4 inchhorizontal bands and 1 1/2 by 3/16 inch vertical bars. Provide attachments for fastening bands to the side rails of ladders or directly to the structure. Provide and fasten vertical bars on the inside of the horizontal bands. Extend cages not less than 27 inches or more than 28 inches from the centerline of the rungs, excluding the flare at the bottom of the cage, and not less than 27 inches in width. Clear the inside of the cage of projections.

2.9 MISCELLANEOUS PLATES AND SHAPES

Provide for items that do not form a part of the structural steel framework, such as lintels, sill angles, miscellaneous mountings and frames. Provide lintels fabricated from structural steel shapes over openings in masonry walls and partitions as indicated and as required to support wall loads over openings. Provide with connections and fasteners or welds as required. Construct to have at least 8 inches bearing on masonry at each end.

Provide angles and plates, ASTM A 36/A 36M, for embedment as indicated.

Galvanize embedded items exposed to the elements according to

ASTM A 123/A 123M.

SECTION 05 50 13 Page 8

2.10 SHELF ANGLES

2.10.1 Fabrication

Fabricate shelf angles from steel angles of sizes indicated and for attachment to masonry and concrete. Provide horizontally slotted holes to receive 3/4-inch bolts, spaced not more than 6 inches from ends and 24 inches o.c., unless otherwise indicated.

a. Provide mitered and welded units at corners.

b. Provide open joints in shelf angles at expansion and control joints. Make open joint approximately 2 inches larger than expansion or control joint.

For cavity walls, provide vertical channel brackets to support angles from backup masonry and concrete.

2.10.2 Galvanized Finish

Galvanize shelf angles located in exterior walls.

2.11 SAFETY NOSINGS FOR CONCRETE TREADS

Provide safety nosings of cast aluminum with cross-hatched abrasive-surfaces, or extruded aluminum with abrasive inserts. Nosing to be at least 4 inches wide and 1/4 inch thick and terminating at not more than 6 inches from the ends of treads for stairs and platforms and landings.

Provide safety nosings with anchors embedded a minimum of 3/4 inch in the concrete and with tops flush with the top of the traffic surface.

2.12 TANK ACCESS DOORS AND FLOOR HATCH

2.12.1 Size and Configuration

Single unit sized as indicated on drawings.

2.12.2 Performance Characteristics

a. Cover: Shall be reinforced to support a minimum live load of 300 psf with a maximum deflection of 1/150th of the span.

b. Operation of the cover shall be smooth and easy with controlled operation throughout the entire arc of opening and closing.

c. Operation of the cover shall not be affected by temperature.

d. Entire door, including all hardware components, shall be highly corrosion resistant.

2.12.3 Cover

1/4 inch thick aluminum diamond pattern.

2.12.4 Frame

Angle frame shall be 1/4 inch extruded aluminum.

SECTION 05 50 13 Page 9

2.12.5 Hardware

a. Hinges: shall be stainless steel butt hinges. Quantity as required for size of unit.

b. Cover shall be equipped with a type 316 stainless steel hold open arm which automatically locks the cover in the open position.

c. Cover shall be fitted with the required number and size of compression spring operators. Springs shall type 316 stainless steel. Spring tubes shall be constructed of manufacturer's standard corrosion resistant material.

d. Hardware shall be corrosion-resistant throughout.

e. Aluminum shall be mill finish aluminum.

2.13 SECURITY MESH

Fabricate of aluminum wire cloth; 0.120 (11 gage) diameter by 2 inch opening/mesh. Frame shall be aluminum channel having dimensions appropriate to secure the wire cloth and be rigid. Temper and alloy shall be appropriate for application. Finish shall be mill. Method of securing frames to substrate shall be as indicated or recommended by the fabricator. Provide fasteners and ancillary items as required for a complete installed assembly.

2.14 ALUMINUM GATE

See Section 32 31 30.00 22 ORNAMENTAL ALUMINUM PICKET FENCE AND GATES.

2.15 MEDICAL GAS STORAGE RACK, ITEM M2025

Fabricate rack to hold and secure cylinders of the size indicated in a vertical position. Utilize steel plates, shapes or bars having thickness and face sizes as recommended by the fabricator and acceptable to the Contracting Officer.

2.15.1 Locking

Provide for securing cylinders with a form of hasp to receive a padlock.

Padlock shall be keyed as directed by the Contracting Officer.

2.15.2 Finish

Provide powder coat finish after fabrication. Prepare, treat, and coat nongalvanized ferrous metal to comply with resin manufacturer's written instructions and as follows. Color shall be as selected by the Contracting Officer.

1. Prepare uncoated ferrous-metal surfaces to comply with SSPC-SP 6/NACE No. 3, "Commercial Blast Cleaning."

2. Treat prepared metal with iron-phosphate pretreatment, rinse, and seal surfaces.

3. Apply thermosetting polyester or acrylic urethane powder coating with cured-film thickness not less than 1.5 mils (0.04 mm).

SECTION 05 50 13 Page 10

PART 3 EXECUTION

3.1 GENERAL INSTALLATION REQUIREMENTS

Install items at locations indicated, according to manufacturer's instructions. The Contractor shall verify all measurements and shall take all field measurements necessary before fabrication. Exposed fastenings shall be compatible materials, shall generally match in color and finish, and shall harmonize with the material to which fastenings are applied.

Materials and parts necessary to complete each item, even though such work is not definitely shown or specified, shall be included. Poor matching of holes for fasteners shall be cause for rejection. Fastenings shall be concealed where practicable. Thickness of metal and details of assembly and supports shall provide strength and stiffness. Joints exposed to the weather shall be formed to exclude water. Items listed below require additional procedures.

3.2 WORKMANSHIP

Miscellaneous metalwork shall be well formed to shape and size, with sharp lines and angles and true curves. Drilling and punching shall produce clean true lines and surfaces. Welding shall be continuous along the entire area of contact except where tack welding is permitted. Exposed connections of work in place shall not be tack welded. Exposed welds shall be ground smooth. Exposed surfaces of work in place shall have a smooth finish, and unless otherwise approved, exposed riveting shall be flush.

Where tight fits are required, joints shall be milled. Corner joints shall be coped or mitered, well formed, and in true alignment. Work shall be accurately set to established lines and elevations and securely fastened in place. Installation shall be in accordance with manufacturer's installation instructions and approved drawings, cuts, and details.

3.3 ANCHORAGE, FASTENINGS, AND CONNECTIONS

Provide anchorage where necessary for fastening miscellaneous metal items securely in place. Include for anchorage not otherwise specified or indicated slotted inserts, expansion shields, and powder-driven fasteners, when approved for…