W912DR-11-R-0033-0003 North Campus Substation Amendment 3.pdf

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

THE ABOVE REFERENCED SOLICITATION IS HEREBY AMENDED TO PROVIDE THE FOLLOWING:

1) ANSWERS ADDITIONAL REQUEST FOR INFORMATION (RFI)

2) TO EXTEND THE BID CLOSING DATE TO JULY 19, 2011 2:00 PM EST

3) ADD A LINE ITEM FOR BGE ALLOWANCE

ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED

1. CONTRACT ID CODE PAGE OF PAGES

J 1 8

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

16C. DATE SIGNED

BY 05-Jul-2011

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 W912DR-11-R-0033

X 9B. DATED (SEE ITEM 11)

10-Jun-2011

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 X is extended, 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.

2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

05-Jul-2011

CODE

USACE, BALTIMORE

10 S. HOWARD STREET

BALTIMORE MD 21201

W912DR 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

W912DR-11-R-0033

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION SF 30 - BLOCK 14 CONTINUATION PAGE

The following have been added by full text:

RESPONSE TO RFIS #3

North Campus Substation, Fort George G. Meade, MD

Solicitation Number W912DR-11-R-0033

Amendment 3: Responses to Request for Information

Information for Bidders

The required response date/time has changed from 12-Jul-2011 02:00 PM to 19-Jul-2011 02:00 PM.

An additional CLIN has been added

SECTION 00010 - SOLICITATION CONTRACT FORM

CLIN 0002 is added as follows:

ITEM NO SUPPLIES/SERVICES QUANTITY UNIT UNIT PRICE AMOUNT

0002 2,500,000 Lump Sum

BGE ALLOWANCE

FFP

Allowance for all cost associated with the gas-line, the primary electrical service cable installation at substation and all meters through Baltimore Gas and Electric

(BG&E)

BGE ALLOWANCE AMOUNT: $2,500,000.00.

FOB: Destination

NET AMT

INSPECTION AND ACCEPTANCE

The following Acceptance/Inspection Schedule was added for CLIN 0002:

INSPECT AT INSPECT BY ACCEPT AT ACCEPT BY

Destination Government Destination Government

Responses to Request for Information

42) Question: The fuel oil storage tank specification 33-56-13-13; 3.4.9 states that the government will provide the necessary fuel and labor to fill the tanks. We cannot find any other locations in the documents where it discusses the supplying of fuel for the project. Our questions are as follows:

a. Please verify that the government will provide the fuel and labor to fill the (2) fuel tanks.

b. Who provides the fuel to fill the day tanks?

c. Who provides the fuel for testing and commissioning of the generators?

d. Who provides the fuel for final filling at the completion of the project?

Answer: a. The Government will provide the fuel and labor for the initial fill of the two (2) – 240,000 gallon AST’s. b. The Contractor will provide the fuel to fill the day tanks for testing and commissioning of the generators. c. The contractor is to provide the fuel for testing and commissioning. See specification section 26 32 15.00, paragraph 3.6.1.3. d. The Government will provide the fuel and labor for final filling of the tanks.

43) Question: 1. After reviewing Spec Section 01-35-53; Security, we would like further clarifications on what electronic devices that the contractor and subcontractors are allowed to utilize on site. For instance:

Computers: a. Are we allowed computers on site? b. Are we allowed to have internet access for communication with our home office, subcontractors and e-mail? c. Are we allowed to remove the computers from the site each day to work at home or home office, or are the computers required to stay at the site?

Answer: a. Yes, b. Yes, c. Yes

46) Question: Please provide a narrative describing the construction of Building 9809 @ Substation #1 and Building 9858 @ Substation #4. These buildings are indicated to be demolished.

Answer: Both substation buildings are concrete slab on-grade prefabricated one-story metal frame buildings with metal siding and metal roofs. Each building houses a 15KV medium voltage switchgear line-up. The switchgears have single stack, MV draw-out circuit breakers, with instrumentation controls and control ATS/battery. Sub 1(building 9809) has 33 MV circuit breakers, and Sub 4(building 8958) has 21 MV circuit breakers.

47) Question: Exterior Light Poles are indicated on drawing E-035. The Concrete Pole Base details are shown on drawing EG-060, details 7 and 8. Please advise which Concrete Pole Base should be used. If both details are to be used, please delineate where.

Answer: Detail 7 is for poles subjected to possible damage from vehicles when placing near parking or road. Detail 8 is for poles placed away from those areas indicated above

48) Question: Note 9 on drawing EG-096 appears to be located in the wrong room, MECH. Room 124.

Please confirm correct location for Note 9.

Answer: Note 9 on sheet EG-096 is located in the correct space. The note refers to the internal conduit connection from the lift station ductbank shown on sheet E-008 to the cable tray above the ceiling in the Generator building.

49) Question: Please provide specifications for the following elements of work which appear on the drawings: Access Panels; Fall Protection Anchors and Cable; Stainless Steel Walk off Mat.

Answer: Access Panel can be found in specification 05 50 13 (Misc. Metal Fabrications) Paragraph 2.4.

Fall Protection can be found in specification 05 50 13 (Misc. Metal Fabrications) Paragraph 2.21.

Stainless Steel walk off mat can be found in specification 05 50 13 (Misc. Metal Fabrications) Paragraph 2.8.

51) Question: Specification section 28 23 23.00 10 page 14 2.9 Wire and Cable: States to provide all wire and cable not indicated as Government Furnished Equipment. Specification section 3.1 on page 14 states to install all system components, including Government furnished equipment. Which statement is correct? If the contractor is to provide components for the GFCI equipment please provide more info for these system components?

Answer: There is no Government Furnished Contractor Equipment (Refer to GFGI Equipment List).

Paragraph 3.1 of 28 23.00 10, paragraph 3.1 requires “furnish all necessary (components) required for a complete and operable system.” See also sheet EG-103 for additional information.

52) Question: GFGI security devices are an empty conduit and box system. Who provides and installs the wire and what type of wire is to be used if the contractor provides?

Answer: The Government provides and installs the wiring

53) Question: CFCI Cameras exceed 100m in length for a Cat 6 cable. Please provide more information on how system should be wired?

Answer: It is correct that the cabling for the CFCI non-Security CCTV cameras in the Generator Hall, in some cases, appears to exceed the 100 meter wiring distance requirement. Bidders should consider use of PoE Ethernet extenders, as necessary, to comply with the 100 meter wiring distance limitation. Paragraph

3.1 of 28 23.00 10, paragraph 3.1 requires “. . . furnish all necessary (components) required for a complete and operable system.”

54) Question: Several telecommunications devices exceed the 100m length for Cat 6 cable. Please provide more information on how system should be wired and which rack will they terminate in?

Answer: Not aware of any “telecommunication devices”, with the possible exception of some of the non- Security CCT V cameras in the Generator Hall, that exceed the 100 meter wiring distance requirement.

RFI should have included the specific instances where the wiring distance appears to exceed the 100 meter wiring distance. Should there be instances where the wiring distances exceed 100 meters, then the bidders should consider using PoE Ethernet extenders, as necessary.

55) Question: Specification section 27 05 14.00 10 Cable Television Premises Distribution System. Was this specification section inadvertently inserted in to the documents? The documents do not show any devices. Will drawings be issued for this system?

Answer: The specification section 27 05 14.00 10 Cable Television Premises Distribution System was included to support the required single CATV outlet in room 111, Ready Room.

56) Question: The card access system is listed as GFGI. Does this include the associated cabling as well?

If not and the contractor is to install the cabling, please provide the following: a) Cable specifications

b) Location from which cabling will originate, c) Will cabling be left for termination by others at the point of origin? If not, please provide specifications as to the termination method.

Answer: The Government provides and installs the wiring.

57) Question: The CFCI CCTV are specified as Panasonic (or approved equal models) as well as mentioning that an OnSSI license (NetDVMS) is to be supplied with each camera. We have the following questions: a) Will you be supplying IP addresses (or an IP address scheme) for each camera?

b) Is any other hardware, software and/or integration required as part of this installation - e.g. monitoring stations, servers, etc. - or will this simply be an addition to an existing OnSSI installation?

Answer: The Government will provide the IP addresses for each camera. The CFCI CCTV cameras will be connected to an existing OnSSI installation.

58) Question: General question regarding the term GFGI as it relates to electrical work. If an item is listed as GFGI, does this mean that the cabling that feeds the item is also GFGI?

Answer: No, per spec section 26 20 00 para 3.1.16, all wiring will be provided for GFGI equipment, except as stated under para. 3.1.15.

59) Question: Ref. drawing EG-031 and C-028: A) The feeders shown on C-028 to be removed seem to be missing some of the feeders indicated on EG-031. Specifically, please identify the configuration of (E) 2-15A (2-7G) and (E) 2-15B (2-7G). B) Please provide the length of the #750kcmil circuits to be removed from Substation #1 and the South Generator Paralleling Switchgear. The plans do not indicate the location or routing of this switchgear. C) Also please confirm whether these feeders discussed in A and B questions above have been included in the cable totals shown on C-028?

Answer: A) All feeders shown on C-028 have been shown on E-032 (lines with X) with additional information shown under keyed note #7 of E-021. Feeders 7G/H are the inter-tie between Sub 1 and Sub

4. B) Approx. 800’. These feeders have been routed via manholes G/H101, C/D11, C/D12, AA/BB shown on C-028. C) These feeders have not been included in the table on C-028.

60) Question: Please provide a specification for the 36"w fiberglass cable tray to be installed in the 15kV Switchgear basements

Answer: Fiberglass cable tray requirement is indicated under keyed note #4 of drawing E-026. Other general information is under spec 26 20 00 para 2.5.

Configuration: Two longitudinal members with rounded edges and smooth surfaces, complying with

NEMA FG 1.

Materials: Straight section structural elements; side rails, rungs and splice plates shall be pultruded from glass-fiber-reinforced vinyl ester resin, complying with NEMA FG 1 and UL 568.

Fasteners: Fiberglass-encapsulated, ASTM F 593 and ASTM F 594 stainless steel, Type 316. Design fasteners so that no metal is visible when fully assembled and tightened. Fastener encapsulation shall not be damaged when torqued to manufacturer's recommended value.

Fitting Minimum Radius: 24 inches Splicing Assemblies

61) Question: Please confirm whether adjustable masonry anchors specified in Section 04 20 00 paragraph 2.8.4 can be mechanically fastened to structural steel utilizing powder actuated fasteners in lieu of welding.

Answer: Masonry anchors shall be welded and not mechanically fastened to structural steel per the specification.

62) Question: Specification Section 01-35-29; Part 1.5.2.1 states the duties of the Site Safety and Health Officer (SSHO)/Superintendent. This title indicates that the Superintendent can be the Site Safety and Health Officer (SSHO). Question: Can the project superintendent be the Site Safety and Health Officer or are the superintendent and Site Safety and Health Officer (SSHO) two separate full time personnel?

Answer: No, The superintendent cannot be the site safety and Health office at the same time. These must be two separate fulltime personnel.

63) Question: Specification Section 01-35-29; Part 1.5.2.1 states that a Site Safety and Health Officer (SSHO) shall be at the work site at all times. Part 1.5.1.2 of that specification states that the Certified Safety Trained Supervisor (STS) and/or Construction Health and Safety Technician (CHST) must also be at the work site at all times. Question: Since the ductbank installation inside the fence must be accomplished at night, do we need another SSHO and STS/CHST for this night shift work?

Answer: Yes, a Site Safety and Health Officer and Certified Safety Trained Supervisor (STS) and/or Construction Health and Safety Technician is required at all time and if work is being done in the evening, a site SSHO and STS/CHST will need to be present.

66) Question: Drawing M-018 seems to indicate a pad on top of the floor slab for the area tanks but no pad is indicated on the structural drawings. Please clarify.

Answer: Structural drawing S-022 has a concrete equipment pad schedule that includes the pads under the urea tanks.

67) Question: Drawing E-008 Confirm manhole MH-SMH8 is the demarcation point for telephone service.

Answer: Confirmed.

68) Question: The Earthwork specification defines "select granular material" as a subset of "satisfactory material." Please clarify where select granular material is required to be used as backfill.

Answer: Select granular material is specified in drawings and for backfill at retaining wall (Detail 8 on C-

063) and in Section 31 00 00 para 3.2.5.3, 3.10.1.1, 3.10.1.2 for backfill of area when unstable and unyielding material is removed.

69) Question: The thickness of the generator building ground floor slab shown on Drawing S-003, Note 2 conflicts with Drawing S-013, Detail 4. What is the required slab thickness?

Answer: The slab thickness shown on S-003, note 2 governs.

70) Question: Drawing S-022 includes a Schedule of Concrete Equipment Pads. Are these all the pads that are required? If not, please provide information on the missing concrete equipment pads.

Answer: The concrete equipment pads shown on the schedule is for the major mechanical and plumbing pieces of equipment/tanks in the generator building only. The schedule is not a comprehensive list of all equipment pads that may be required for electrical, mechanical and plumbing equipment. Please refer to the Electrical, Mechanical, and Plumbing drawings and details for any additional housekeeping pads that may be required. The Contractor is responsible for coordinating the pad sizes with the equipment to be provided

71) Question: Please provide specifications related to the “green roof” system detailed and denoted on the Architectural Drawings.

Answer: Green Roof can be found in specification 07 55 00 (Protected Membrane Roofing (PMR)).

72) Question: Section 26 11 14.00 10, MAIN ELECTRIC SUPPLY STATION AND SUBSTATION.

Please clarify the excavation and backfill requirements mentioned in paragraph 3.4 GROUNDING. Is replacement of 7.5 ft of soil with an engineered 50 ohm meter soil required? This would be significantly more excavation and backfill than is shown on the Civil drawing (C-027).

Answer: The contactor shall provide the excavation and backfill for area and depth identified in Section 26 11 14.00 10 and drawing ES-054 general note 2. Drawing C-027 was developed for final grading and undercutting requirement for building and not for all excavation required for project.

73) Question: Drawing EG-026, Key Note 4 includes requirements for the soil resistivity and grid resistivity at the generator building ground loop. The drawing requirements are in conflict with the requirements in Section 26 11 14.00 10, paragraph 3.4 GROUNDING. Please clarify what is required for the generator building ground loop.

Answer: Provide 3 ohm ground as indicated under spec 26 20 00-3.1.15, drawing E-026 and E-027.

76) Question: Will secondary containment be required for the oil-filled transformers, and if so will the DOR prepare the design for these?

Answer: No secondary containment will be required for oil-filled transformers.

77) Question: Please refer to detail 2 on A-098. This detail shows a 2” mud mat under the slab at the substation vault and says to refer to structural drawings for the mud mat. The structural drawings do not show the mud mat. Please confirm if a mud mat is required.

Answer: The mud mat is required for the installation of the waterproofing. No specific structural details are required for the construction of the mud mat. Please refer to the concrete specification for the concrete material and installation requirements.

82) Question: Specification Section 31 00 00 – Earthwork, paragraph 3.2 - General Excavation states “Dispose surplus satisfactory and unsatisfactory excavated material not required for fill or embankment off government controlled land at contractor’s expense”. Paragraph 3.8 Utilization of Excavated Materials states “Do not waste any satisfactory excavated material without specific written authorization.

Dispose of satisfactory material, authorized to be wasted, in designated areas approved for surplus material storage or designated waste areas as directed”. Please clarify the proper procedure for disposal of excess satisfactory excavated material.

Answer: It is the Contractor responsibility to dispose of any excess satisfactory excavated material.

83) Question: Specification Section 31 11 00 – Clearing and Grubbing, paragraph 3.6.1 states “All timber on the project site noted for clearing shall become the property of the Government. The Contractor will be responsible to cut and stack trees for the Government at a designated stockpile area adjacent to the project site”. Drawing C-031, General Note #2 states “All trees removed are the property of the Contractor”. Please clarify the ownership of the trees to be removed from the site.

Answer: The Government owns the trees to be remove from site.

85) Question: Note 2 on Drawing Z-001 references a “Field Investigative Report”. Please provide a copy of the referenced report.

Answer: All needed information is spelled out on the environmental drawings.

87) Question: Please refer to drawing S-028, General Note 5. It states concrete shall have a minimum 28 day compressive strength of 4000 psi. Specification Section 31 63 29 (Drilled Concrete Shafts) lists a compressive strength of 5500 psi. Please confirm the drilled concrete shafts are to have a compressive strength of 5500 psi and all other concrete at the substation is to have a compressive strength of 4000 psi.

Answer: The drilled concrete shafts shall have a compressive strength of 5500 psi per the specification and all other concrete at the substation is to have a compressive strength of 4000 psi.

91) Question: There seems to be some conflict between the specifications and drawings for what is required for masonry reinforcement and locations of bond beams. Please refer to spec section 04 20 00

1.2.1.2 for information on masonry reinforcement as labeled “Seismic Requirement”. Please confirm if the reinforcement shown on the drawings is to supersede the masonry reinforcement required per section

1.2.1.2 and if the locations on the drawings are to supersede for the locations of bond beams (specs call out for a bond beam on top of all footings while typical details on S-012 do not indicate this).

Answer: The information for VERTICAL reinforcement shown on the drawings shall govern over what is stated in the specification. Where no reinforcement is shown, in the drawing details the requirements of the specification shall apply. All requirements for horizontal joint reinforcement shall apply as stated in the specification. A bond beam is not required at the top of footing.

(End of Summary of Changes)