Amendment 03.pdf

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

1 2

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

W9127821R0010-0003 19 JAN 2021 MBF20002

6. ISSUED BY CODE 7. ADMINISTERED BY(If other than item 6)

CODE

U.S. ARMY ENGINEER DISTRICT, MOBILE

CONTRACTING DIVISION (CESAM-CT)

109 SAINT JOSEPH STREET

MOBILE, AL 36628-0001

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP code) 9A. AMENDMENT OF SOLICITATION

NO.

W9127821R0010

9B. DATED (SEE ITEM 11)

2 DECEMBER 2020

10A. MODIFICATION OF

CONTRACT/ORDER NO.

10B. DATED (SEE ITEM 13)

CODE FACILITY CODE

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. 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 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 ACKNOWLEDGEMENT 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 ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO 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)

The subject solicitation for: MODULAR FIRING RANGE, COLUMBUS AIR FORCE BASE, MISSISSIPPI

Is modified in the following: REFER TO THE ENCLOSED REVISIONS FOR AMENDMENT NO. 0003

NOTE: THE RECEIPT OF PROPOSAL DATE IS HEREBY REVISED BY THIS AMENDMENT. REFER TO BLOCK 13A OF THE ENCLOSED SF1442.

Except as provided herein, all terms and conditions of the document reference 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) 16A. NAME AND TITLE OF CONTRACTING OFFICE (Type or print)

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA

BY

(Signature of contracting officer)

16C. DATE SIGNED

NSN 7540-01-152-8070 30-105 STANDARD FORM 30 (REV. 10-83)

PREVIOUS EDITION UNUSABLE Prescribed by GSA

MODULAR FIRING RANGE W9127821R0010

COLUMBUS AIR FORCE BASE, MISSISSIPPI MBF20002

SF 30 Page 2 Amendment No. W9127821R0010-0003

PART I - REVISIONS MADE BY ADDED AND/OR REPLACEMENT PARAGRAPHS/PAGES/SECTIONS

The items listed below are to be replaced by the corresponding added and/or revised paragraphs/pages or sections. Added and/or revised paragraphs/pages or sections are indicated by a note in bottom right hand corner of each paragraph or page. Added sections are hereby made a part of the contract and are to be inserted in the specification in the proper numerical/alphabetical sequence.

Within the specifications, deletions from the specifications are indicated by strikethrough, e.g.: deletions are marked with strikethrough and additions to the specifications including revisions/substitutions are indicated in bold, italic and underlined, e.g.: additions are indicated thus.

Corresponding Added or Revised Paragraph SECTION Page, and/or Section

SF1442 Revised Block 13A as indicated herein.

01 00 01 Revised Paragraph 1 s indicated herein.

13 34 23.13 Revised Paragraphs 1.1, 1.5.1.1, 2.2.2.1.3.10, and

2.2.2.1.3.18 as indicated herein.

PART II - NOTE: Revised, replacement and added drawings are listed below. These revised, replacement and added drawings are to be inserted into the folio in the proper numerical sequence. Drawings that have been revised or replaced by this amendment shall be deleted from the folio. All drawings listed below are revised unless indicated otherwise.

SHT

REF. TITLE OF DRAWINGS

COVER SHEET

C-001 PROJECT LOCATION

C-010 DEMOLITION PLAN

C-101 OVERALL SITE PLAN

C-102 SITE LAYOUT

C-111 UTILITY PLAN

C-121 GRADING AND DRAINAGE PLAN

C-131 EROSION CONTROL PLAN

C-503 CIVIL DETAILS 3

ES101 ELECTRICAL SITE PLAN

E-601 ELECTRICAL DETAILS

Encl as stated Replaced pages of the specifications as indicated in Part I.

11 Revised drawings as indicated in Part II.

SOLICITATION, OFFER

AND AWARD

(Construction, Alteration, or Repair)

1. SOLICITATION NO.

W9127821R0010

2. TYPE OF

SOLICITATION

SEALED BID (IFB)

NEGOTIATED (RFP)

3. DATE ISSUED

02 December 2020

PAGES OF PAGES

IMPORTANT - The "offer" section on the reverse must be fully completed by offeror.

4. CONTRACT NO. 5. REQUISITION/PURCHASE REQUEST NO. 6. PROJECT NO.

MBF20002

7. ISSUED BY CODE CT

U.S. ARMY ENGINEER DISTRICT, MOBILE

CONTRACTING DIVISION (CESAM-CT)

109 SAINT JOSEPH STREET

MOBILE, AL 36628-0001

8. ADDRESS OFFER TO

SAME AS BLOCK 7

9. FOR INFORMATION

Email

A. NAME

Tariq Malveaux - Contract Specialist Kenneth Harlan - Contracting Officer

B. EMAIL ADDRESS

Tariq.J.Malveaux@usace.army.mil Kenneth.P.Harlan@usace.army.mil

SOLICITATION

NOTE: In sealed bid solicitations "offer" and "offeror" mean "bid" and "bidder".

10. THE GOVERNMENT REQUIRES PERFORMANCE OF THE WORK DESCRIBED IN THESE DOCUMENTS (Title, identifying no., date):

MODULAR FIRING RANGE, COLUMBUS AIR FORCE BASE, MISSISSIPPI

* See Section 01 00 00, Paragraph “COMMENCEMENT, PROSECUTION AND COMPLETION OF WORK”.

**Block 13A. : Refer to Section 00 11 00 for the number of copies to submit with the original offer.

award, notice to proceed. 11. The Contractor shall begin performance within _10__ calendar days and complete it within __*__ calendar days after receiving This performance period is mandatory, negotiable. (See _ __ .)

12A. THE CONTRACTOR MUST FURNISH ANY REQUIRED PERFORMANCE AND PAYMENT BONDS?

(If "YES," indicate within how many calendar days after award in Item 12B.)

YES NO

12B. CALENDAR DAYS

13. ADDITIONAL SOLICITATION REQUIREMENTS:

A. Sealed offers in original and ___**___ copies to perform the work required are due at the place specified in Item 8 by _1400_ (hour) local time 26 29 JANUARY 2021 (date). If this is a sealed bid solicitation, offers must be publicly opened at that time. Sealed envelopes containing offers shall be marked to show the offeror's name and address, the solicitation number, and the date and time offers are due.

B. An offer guarantee is, is not required.

C. All offers are subject to the (1) work requirements, and (2) other provisions and clauses incorporated in the solicitation in full text or by reference.

D. Offers providing less than __120__ calendar days for Government acceptance after the date offers are due will not be considered and will be rejected.

NSN 7540-01-155-3212 1442-101 STANDARD FORM 1442(REV. 4-85)

Prescribed by GSA FAR(48 CFR) 53.236-1(e)

Revised by Amendment No. W9127821R0010-0003

14. NAME AND ADDRESS OF OFFEROR (Include ZIP Code) 15. TELEPHONE NO. (Include area code)

16. REMITTANCE ADDRESS (Include only if different than Item 14)

CODE FACILITY CODE

17. The offeror agrees to perform the work required at the prices specified below in strict accordance with the terms of this solicitation, if this offer is accepted by the Government in writing within _________ calendar days after the date offers are due. (Insert any number equal to or greater than the minimum requirement

AMOUNTS

18. The offeror agrees to furnish any required performance and payment bonds.

19. ACKNOWLEDGMENT OF AMENDMENTS

(The offeror acknowledges receipt of amendments to the solicitation - give number and date of each)

AMENDMENT NO.

DATE

20A. NAME AND TITLE OF PERSON AUTHORIZED TO SIGN OFFER

(Type or print)

20B. SIGNATURE 20C. OFFER DATE

AWARD (To be completed by Government)

21. ITEMS ACCEPTED:

22. AMOUNT 23. ACCOUNTING AND APPROPRIATION DATA

24. SUBMIT INVOICES TO ADDRESS SHOWN IN

(4 copies unless otherwise specified)

ITEM 25. OTHER THAN FULL AND OPEN COMPETITION PURSUANT TO

10 U.S.C. 2304(c) ( ) 41 U.S.C. 253(c) ( )

26. ADMINISTERED BY CODE 27. PAYMENT WILL BE MADE BY

CONTRACTING OFFICER WILL COMPLETE ITEM 28 OR 29 AS APPLICABLE

28. NEGOTIATED AGREEMENT (contractor is required to sign this document and return _______ copies to issuing office.) Contractor agrees to furnish and deliver all items or perform all work, requisitions identified on this form and any continuation sheets for the consideration stated in this contract. The rights and obligations of the parties to this contract shall be governed by (a) this contract award,

(b) the solicitation, and (c) the clauses, representations, certifications, and specifications incorporated by reference in or attached to this contract.

29. AWARD (Contractor is not required to sign this document.) Your offer on this solicitation is hereby accepted as to the items listed. This award consummates the contract, which consists of (a) the Government solicitation and your offer, and (b) this contract award. No further contractual document is necessary.

30A. NAME AND TITLE OF CONTRACTOR OR PERSON AUTHORIZED

TO SIGN (Type or print)

31A. NAME OF CONTRACTING OFFICER (Type or print)

30B. SIGNATURE 30C. DATE 31B. UNITED STATES OF AMERICA

BY

31C. AWARD

DATE

STANDARD FORM 1442 BACK (REV. 4-85)

Revised by Amendment No. W9127821R0010-0003

SECTION 01 00 01

Amendment No. W9127821R0010-0003

SECTION 01 00 01

1. REQUESTS FOR INFORMATION

Any questions about this solicitation, including technical questions about plans and specifications, shall be submitted via the Bidder Inquiry Portal in ProjNet at https://www.projnet.org. To submit and review inquiry items, prospective vendors will need to use the Bidder Inquiry Key presented below and follow the instructions listed below the key for access. A prospective vendor who submits a comment /question will receive an acknowledgement of their comment/question via email, followed by an answer to the comment/question after it has been processed by our technical team. All timely questions and approved answers will be made available through ProjNet.

Questions shall be submitted no later than 06 22 JANUARY 2021 at 2:00 p.m. Central Time to allow time for a response, and amendment to the solicitation if necessary. On this date and time the portal will be closed.

For technical questions, no other means of communication, e-mail, fax, or telephone will be accepted. Oral exchanges between Offerors or Bidders and the government prior to award of the contract will not be binding. In addition to information available to Offerors or Bidders on the Bidder Inquiry Portal, any information concerning this solicitation will be furnished to all Offerors or Bidders as an amendment to the solicitation if the information is necessary to the submittal of offers or bids.

The Solicitation Number is: W9127820R0010 The Bidder Inquiry Key is: T5I9WK-MPDM2I

Specific Instructions for ProjNet Bid Inquiry Access:

1. From the ProjNet home page linked above, click on Quick Add on the upper right side of the screen.

2. Identify the Agency. This should be marked as USACE.

3. Key - Enter the Bidder Inquiry Key listed above.

4. Email - Enter the email address you would like to use for communication.

5. Click Continue. A page will then open saying that a user account was not found and will ask you to create one using the provided form.

6. Enter your First Name, Last Name, Company, City, State, Phone, Email, Secret Question, Secret Answer, and Time Zone. Make sure to remember your Secret Question and Answer as they will be used from this point on to access the ProjNet system.

7. Click Add User. Once this is completed you are now registered within ProjNet and are currently logged into the system.

Specific Instructions for Future ProjNet Bid Inquiry Access:

1. For future access to ProjNet, you will not be emailed any type of password. You will utilize your Secret Question and Secret Answer to log in.

2. From the ProjNet home page linked above, click on Quick Add on the upper right side of the screen.

3. Identify the Agency. This should be marked as USACE.

4. Key - Enter the Bidder Inquiry Key listed above.

5. Email - Enter the email address you used to register previously in ProjNet.

6. Click Continue. A page will then open asking you to enter the answer to your Secret Question.

7. Enter your Secret Answer and click Login. Once this is completed you are now logged into the system.

Offerors or Bidders are requested to review the solicitation and amendments in their entirety, as well as to review the Bidder Inquiry Portal for previous questions and responses, prior to submission of a new inquiry on the Portal.

CAUTION: ANY INQUIRY SUBMITTED AND ANSWERED WITHIN THIS SYSTEM, WILL BE

ACCESSIBLE TO VIEW BY ALL INTERESTED OFFERORS OR BIDDERS ON THIS SOLICITATION.

SECTION 01 00 01

Amendment No. W9127821R0010-0003

The call center for the ProjNet operates weekdays from 8 AM to 5 PM U.S. Central Time Zone. The telephone number is 1-800-428-HELP.

End of Paragraph

(NOTE: The remainder of the section is unchanged by the amendment.)

SECTION 13 34 23.13

SECTION 13 34 23.11

1.1 SUMMARY

Modular containerized, fully-functional, fully-contained, pre-engineered, indoor small arms modular firing range. Modular containerized firing range work shall include engineering, preparation of fabrication drawings and calculations for the entire modular containerized firing range system and components as specified, and required by project conditions to provide complete system.

The system shall include:

1. The Modular Range shall be a containerized product that is moveable, expandable in length with additional modules.

2. Modular range shall have roof mounted HVAC system.

3. Modules shall have roof structure and final roofing as part of each individual module. (no additional roof structures or coverings will be acceptable) Modules shall have roof structure and final roofing as part of each individual module. All roof components to be integral with the range modules. Final modular field connections and final roof system work such as membrane seaming are acceptable. No additional roof structures or roof coverings will be acceptable.

4. Modular Range shall have exterior pre-finished metal wall panels over the entire exterior to cove required exterior envelope energy requirement upgrades.

5. Modular Range shall have fully-operational seven (7) lane range.

6. The modular range to be manufactured using ISO certified containers that are DOT approved transportable. The modular range to be manufactured using ISO certified containers that are DOT approved transportable. Modifications to containers required for the modular range are not required to maintain the ISO certification.

7. Provide roof access stair at location shown on the design intent drawings for required routine maintenance of all roof mounted equipment.

8. Provide perimeter roof edge fall protection.

9. Provide premanufactured canopy over facility doors at location shown on the design intent drawings.

10. Provide premanufactured gutters and downspouts with splash blocks.

Included in the 126' length shall be 10'0" x 10'0" for the Control Booth, 16'0" Get Ready area behind firing line, 25 meter shooting distance when assembled to support live fire with weapons up to (and including) 7.62mm munitions (including 12 gauge shotguns), 12' max for bullet trap, 56'60" behind bullet traps for maintenance access, one storage rooms 14'8" x 10'0" max, one storage room at

8'3" x 10'0". One vestibule 6'1" x 10'0". The combined range shall consist of prefabricated components connected together by a proven technique resulting in a 100% ballistic envelope in the entire range for use at a zero Surface Danger Zone (SDZ) site, per UFC 4- 179-02, Small Arms Range.

Deviations from UFC 4-179-02, Small Arms Ranges: The following items are changed for this project:

Ceiling Height, Control Booth Raised Floor, Vertical Trap Throat A. Ceiling Height, including target rail height.

B. Control Booth - Raised Floor is not required.

C. Control Booth - Acoustic Window height to be 3'-0" D. Vertical Trap Throat E. Get Ready Area - A single 3'-0" x 7'-0" door is allowed.

1.5.1.1 Ballistic Protection

The Modular Range shall be designed to retain full structural integrity to support all ballistic treatments, ventilation equipment, and accessories and must maintain 100% full ballistics (projectile) containment to allow for placement at a zero SDZ site. The live fire area shall maintain ballistic integrity to floors and walls, ceiling, doors, and across all joints. All joints will be connected not abutted. Containment integrity shall be coordinated with the design and installation of ventilation system, ballistic criteria, and general construction.

The Modular Range shall be designed and constructed to eliminate the possibility of properly directed projectiles from ricocheting back up the range toward the shooting stalls and shooters. Ballistic splatter and ricochet protection coverage shall be applied to all exposed surfaces, including the ceiling, walls, and floor 4'-0" behind the firing line, extending from the shooting stalls to the front of the bullet traps in the Modular Range (walls and ceiling only). The Contractor shall demonstrate to the Government's satisfaction prior to fabrication that the system meets or exceeds the protection required. The Contracting Officer shall make the final determination if the system is acceptable.

The combined Modular Range shall provide for Seven (7) firing lanes with a 25m firing distance. The shooting stall area is formed by a pair of evenly spaced manufacturer's standard stall panels that house Modular Range control systems. Each shooting stall shall have a shooting tray and swing out barricade.

These stalls shall be installed at the 25-meter firing line.

The Modular Range shall be designed to protect overhead items (lights, cables, etc.) by overhead baffles consisting of ASTM 3/8" AR 500 steel baffles. Sound absorption materials shall be provided on all baffles. ASTM AR 500 3/8" (0.375 in., 9.5 mm)AR500 steel armor plate shall be used throughout the entire Modular Range, except at Bullet Traps, refer to

2.2.2.1.3.18 Bullet Traps for requirements.

2.2.2.1.3.10 Doors

Modular Range Doors

General Areas:

Doors that do not provide direct access to the live fire area (all areas including the CB wall, to include the bullet trap maintenance area) are not required to be ballistically protected. Doors in the back wall of the Maintenance Area behind the bullet traps to be ballistically rated - Refer to UFC 4.179-02 5March 2020, 4-10.4.

1. Doors shall be 3'-0" wide by 7'0" high. Door and door frames to be a minimum 18 gauge steel.

Provide "Range-In-Use" light at all exterior doors of facility.

Door and Frame Exterior and Interior Color: Sherwin Williams "Urbane Bronze", SW 7048.

Live Fire Area:

Doors that provide direct access to the live fire area shall be constructed to provide containment integrity with ballistic AR500 strength metal, 3'-0" wide by 7'0" high. Bullet trap maintenance area doors may be larger. Doorframes shall be a minimum 18-gauge steel. Modular Range door hardware shall be industrial quality heavy duty mortise latch sets with levers, comply with ANSI/BHMA A156.13. There shall be no openings in the live fire area other than the ventilation openings and the doors between the firing line and the bullet trap. The door leading into the CB vestibule from the firing range area shall be a acoustically proctected, (complete with seals, gasketing and thresholds) metal door, so that it may be closed prior to opening the CB door. This helps to maintain the negative pressure and also helps to prevent lead from entering the CB. Modular Range doors that open to the exterior shall have a lock that meets UL 437 listing for access control. Provide two doors at the shooters end of Modular Range, one for normal exterior entry and exit, and one for maintenance. All exterior entrance and maintenance doors will have overhead canopies.

Door 101: Provide one door 3'0" x 7'0" from outside range to vestibule. Non-Ballistic.

Door 102: Provide one 3'0" x 7'0" acoustic protected door 4'-0" behind firing line get ready area to exterior.

Door 103: Provide a double 6'0" x 7'0" sealed double door in the bullet trap maintenance/clean-up area. UL 752 Level 8.

Door 104: Provide a door 3'0" x 7'0" acoustically protected, non-ballistic from the CB vestibule to the firing area.

Door 105: Provide one 3'0" x 7'0" door acoustically protected from the vestibule to the CB.

Doors 106 and 107: Provide a total of two standard 3'0" x 7'0" doors to each of the storage rooms. Non-Ballastic.

Door Hardware, General

Comply with the standards for hardware, unless more stringent requirements apply:

ANSI/BHMA A156.1(2016) Butts and Hinges

ANSI/BHMA A156.13(2017) Mortise Locks & Latches Series 1000

ANSI/BHMA A156.3(2014) Exit Devices

ANSI/BHMA A156.22(2017) Door Gasketing and Edge Seal Systems

ANSI/BHMA A156.29(2012) Exit Locks, Exit Alarms, Alarms for Exit Devices

ANSI/BHMA A156.4(2013) Door Controls - Closers

ANSI/BHMA A156.5(2014) Cylinder and Input Devices for Locks

ANSI/BHMA A156.6(2015) Architectural Door Trim

Door Locks/Alarms:

All entry doors that provide access to the live fire area shall be equipped with industrial rated locking mechanisms. The ability to open the door internally shall not be restricted.

Mortise Locks and Latches:Provide in accordance with

ANSI/BHMA A156.13, Series 1000, Grade 1.

Exit Devices: Provide in accordance with ANSI/BHMA A156.3, Grade 1.

Provide door alarms integrated with the fire alarm system in accordance with NFPA 72.

Lever Handles: Provide lever handles. Provide in accordance with ANSI/BHMA A156.3 for mortise locks. Provide breakaway feature (such as as weakened spindle or shear key) to prevent irreparable damage to the lock when force in excess of that specified in ANSI/BHMA A156.13 is applied to the lever handle. Provide lever handles return to within 1/2 inch of the door face.

Keying System: Provide an extension of the existing Base standard keying system. Existing locks were manufactured by Best Access and having interchangeable cores. Provide construction interchangeable cores.

Cylinders: Provide cylinders for new locks. Provide fully compatible cylinders of Grade 1 products from products of one manufacturer with interchangeable cores that are removable by a special control key. Factory set the cores with seven pin tumblers;

keyway to match existing Base standard. Submit a core code sheet with the cores.

Keys: Provide seven change keys for each interchangeable core, provide two control keys, six master keys, and six construction master keys. Provide a quantity of key blanks equal to 20 percent of the total number of change keys. Stamp each key with appropriate key control symbol and "U.S. property - do not duplicate."

2.2.2.1.3.18 Bullet Traps

Bullet Traps

1. The Modular Range shall be equipped with commercially available bullet traps that provide complete capture of rounds.

2. Bullet trap shall be vertical or horizontal in design with one bullet trap per shooting position. Bullet traps may be joined together by knife edge connectors.

3. The All impact components of the bullet traps shall be MIL-A-46100

SPEC AR500 steel and shall meet the specific requirements ontained in the following paragraphs.

4. The bullet traps shall not use water, sand, or rubber and shall not have any electrical or pneumatic components.

5. The bullet traps shall be constructed with sloped MIL SPEC AR 500 replaceable steel plates, which divert rounds into a replaceable deceleration chamber and shall be a bolt together design. Max angle of plates is 15 degrees.

6. There are no dividers in the aperture of the bullet trap.

7. There are no blunt edges in the trap system.

8. The thickness and slope of the steel plates must provide long-term maintenance-free operation consistent with the anticipated usage.

9. The impact plates of the traps shall be easily replaceable with bolt in designs.

10. The traps shall be designed to direct rounds into a deceleration chamber where they will lose energy and fall into containers.

11. The traps shall be housed in a sealed area that shall provide for easy access for the removal and replacement of containers.

12. Dust Collection Units (DCU) shall be provided to capture lead and frangible or other material created from rounds impacting the traps.

13. The DCU shall collect air from the front of the trap, and direct it through filters, which can be easily removed and replaced.

14. Bullet Trap Design:

a. The Modular Range shall be built to accommodate center-fire rifle munitions traveling at 3,600 fps at the muzzle and/or 3,800 ft. lbs. of kinetic energy.

b. For the purpose of this Specification, live fire small arms/weapons are defined as handguns, riot-guns (12 gauge shotguns), center-fire rifles, and machine guns using munitions up to 7.62mm ball munitions and 5.56 ball ammunition.

(1) The bullet traps shall be designed to accommodate up to (and including) 7.62mm ball munitions and 5.56 ball ammunition (including shotguns).

(2) The bullet traps shall be easily accessible for maintenance and/or repair via exterior doors located on the rear of the Modular Range behind the bullet traps.

15. Bullet Trap Containment Area.

a. The walls, floors, and ceiling within the bullet trap area shall be treated with a combination of flat MIL SPEC ASTM 3/8" (0.375 in., 9.5 mm) AR 500 steel plate, baffles.

b. The designs for the bullet traps and ventilation system shall be based upon designs, which have been in use successfully in multiple (20 or more) Department of Defense and/or other Federal Agency modular live fire shooting systems/ranges.

(NOTE: The remainder of the section is unchanged by the amendment.)