HST Streetscape Perimeter QA 47PB5126R0024 2026 06 30.pdf

Numbers Division Question Date Received Answer Amendment Date Posted to SAM.Gov 1 N/A By chance are there a set of IFC drawings? My estimating team stated those drawings are not apart of the documents and that they are needed to have a full view of the project.

5/29/2026 The permit application set available, is what is to be used for pricing and technical proposal for contruction only. Refer to Refer to 95% PreFinal Design and Specification Documents date 22 June 2026.

0001 30-Jun-26

2 PROJNET I have registered for ProjNet, but I can’t seem to see this particular project. Can you confirm the name under which it has been posted there?

6/1/2026 DOS ProjNET access is only given to the contract awardee. All documents associated with this solciiction can be found on SAM.gov.

0001 30-Jun-26

3 N/A I am looking for architectural drawings, electrical drawings, permit drawings, and permit specifications which are referenced on the Civil drawings and as attachments in the SOW, but were not made available via SAM.

6/1/2026 Follow Contracting Officer's (CO) instructions in the solication that is on SAM.gov to attain access the controlled documents.

0001 30-Jun-26

4 N/A The notice that came out in April said this was going to be DBB not DB. It seems it is now indeed DB.

Can you confirm?

6/3/2026 This construction solicitation is part of a Design-Bid-Build process. This soliciation is for construction only. Design is complete.

0001 30-Jun-26

5 N/A Are you requesting the design services now from an AE or construction DB contractor that incorporates design services?

6/3/2026 Yes, the design contractor is already on contract. 0001 30-Jun-26

6 N/A Are the design services complete yet? 6/3/2026 Yes, the design is completed. 0001 30-Jun-26 7 Technical Factors Factor 2 Past Performance on Relevant Projects (page 11, paragraph 1) indicates that offerors must submit PPQs, included in the solicitation as Appendix D, for each project listed in Factor 1. On page 11 in paragraph 2, the RFP states that “Higher scores will be awarded to offerors who provide CPARS or PPQ with a rating of “Satisfactory” or higher for projects listed in Factor 1.” For many federal government/military projects that have completed CPARs on record, the reviewers are instructed NOT to provide additional PPQs. Please confirm that CPARS can be submitted in place of PPQs.

6/15/2026 Yes, the potential contractors can submit either the CPARS or PPQs. 0001 30-Jun-26

8 Technical Factors Factor 3 Management, Section 2.a.ii.1. indicates that the Project Manager must have five years of experience and a PMP certification. Please consider allowing substantial years of experience (i.e. 10 years or 15 years) to be substituted for the PMP certification for the Project Manager’s qualifications.

6/15/2026 No, 10 years or 15 years of experience will not be substituted for a Project Management (PMP) certification.

0001 30-Jun-26

9 Technical Factors Factor 3 Management, Section 2.a.ii.2. indicates that the On-Site Superintendent must have a minimum of three years of experience and a Construction Manager Certification. Does the Construction Manager Certification refer to the U.S. Army Corps of Engineers Construction Quality Management for Contractors certification? If not, please clarify.

6/15/2026 No, the Construction Manager Certification is not specific to (or limited to) the US Army Corp of Engineers.

0001 30-Jun-26

10 RFP Documents Please confirm that the following documents should be included in the price proposal: Representations and Certifications, Subcontracting Plan, GSA Form 527 – Contractor’s Qualification and Financial Information, and Proprietary Information Agreement(s).

6/15/2026 Yes, this is Representations and Certifications, Subcontracting Plan, GSA Form 527 – Contractor’s Qualification and Financial Information, and Proprietary Information Agreement(s) is required for the price proposal.

0001 30-Jun-26

11 N/A A potential company has reviewed the solicitation for the above-referenced project and requests clarification regarding allowable work hours. Specifically, please confirm whether night-shift work will be required for this project

6/15/2026 Refer to section 2.2.2 of the Statement of Work for working and non-working hours for this project.

0001 30-Jun-26

12 N/A Please consider an RFI on the RFI due date (1-2 weeks preferred). 6/16/2026 Yes, we will be allowing a 2nd round of RFI/Q&A with the issuing of Amendment 0001. The due date of RFI's/ Q&A will be due by email to Molly A. Lewis, molly.lewis@gsa.gov and Emily Jackson, emily.jackson@gsa.gov on 13 July 2026 at 12:00pm.

0001 30-Jun-26

13 PROJNET In the original RFP document set, there is an attachment titled “16) PROJNET Instructions 2026 02 17” which provides detail on setting up an account on Projnet. Are offerors to utilize projnet for RFI submission? If yes, please provide the Projnet project ID and Projnet project name for the project.

6/16/2026 DOS ProjNET access is only given to the contract awardee. All documents associated with this solciiction can be found on SAM.gov.

0001 30-Jun-26

14 N/A In the Addendum 1 - PRE-PROPOSAL CONFERENCE MEETING MINUTES document, it notes that RFIs are due in writing by 12:00PM EST on 19 June 2026 and that all questions shall be e-mailed to Molly A. Lewis, molly.lewis@gsa.gov and Emily Jackson, emily.jackson@gsa.gov. Is it preferred that RFIs are submitted via email?

6/16/2026 All RFIs & Questions are required to be emailed to Molly A. Lewis, molly.lewis@gsa.gov and Emily Jackson, emily.jackson@gsa.gov. We will be allowing a 2nd round of RFI/Q&A with the issuing of Amendment 0001. The due date of RFI's/ Q&A will be due by email to Molly A. Lewis, molly.lewis@gsa.gov and Emily Jackson, emily.jackson@gsa.gov on 13 July 2026 at 12:00pm.

0001 30-Jun-26

15 SF1442 /

Attachment 14

There appears to be a discrepancy in the phasing durations detailed in the SF1442 and attachment "14) HST Streetscape Phasing 2026 02 17".

Page 4-5 of the SF1442 state that Base Bid: Phase 1 PoP is 11/2/2026-5/3/2027 (6 Months), Option 1:

Phase 2 PoP is 5/3/2027-8/31/2027 (4 Months), Option 2: Phase 3 PoP is 8/31/2027-1/28/2028 (4 Months) and Option 3: Phase 4 PoP is 1/28/2028-10/24/2028 (9 Months).

Attachment "14) HST Streetscape Phasing 2026 02 17" state that Base Bid: Phase 1 PoP is 12 Months, Option 1:

Phase 2 PoP is 3 Months, Option 2: Phase 3 PoP is 4 Months and Option 3: Phase 4 PoP is 6 Months.

Are contractors to follow the phasing & durations in the SF1442 or Attachment 14?

6/19/2026 The SF1442 is accurate. Base Bid: Phase 1 PoP is 11/2/2026-5/3/2027 (6 Months) Option 1: Phase 2 PoP is 5/3/2027-8/31/2027 (4 Months) Option 2: Phase 3 PoP is 8/31/2027-1/28/2028 (4 Months) Option 3: Phase 4 PoP is 1/28/2028-10/24/2028 (9 Months)

0001 30-Jun-26

47PB5126R0024, HST Streetscape Perimeter Construction Project Questions and Answers

47PB5126R0024, HST Streetscape Perimeter Construction Project Questions and Answers

16 SF1442 /

Attachment 14 / Attachment 11

There appears to be a discrepancy in the project total duration detailed in the SF1442, attachment 11- Section

2.1 and attachment "14) HST Streetscape Phasing 2026 02 17".

- The SF1442 notes that the PoP of Base plus all options is 11/2/2026 to 10/24/2028 (722 Calendar days total)

- Attachment 11 - Section 2.1 notes that Base Bid is 180 Calendar days, Option 1 is an additional 120 Calendar days, Option 2 is an additional 150 Calendar days and Option 3 is an additional 210 Calendar Days (660 Calendar days total)

- Attachment 14 - HST Streetscape Phasing states that Base Bid: Phase 1 PoP is 12 Months (365 days), Option 1 is an additional 3 Months (90 days), Option 2 is an additional 4 Months (120 days) and Option 3 is an additional 6 Months (182 days) (757 Calendar days total) Please advise what that correct PoP is to be assumed for the Base Bid and each subsequent option.

6/19/2026 The SF1442 is accurate. Base Bid: Phase 1 PoP is 11/2/2026-5/3/2027 (6 Months) Option 1: Phase 2 PoP is 5/3/2027-8/31/2027 (4 Months) Option 2: Phase 3 PoP is 8/31/2027-1/28/2028 (4 Months) Option 3: Phase 4 PoP is 1/28/2028-10/24/2028 (9 Months)

0001 30-Jun-26

17 N/A Will contractor be responsible for temporary site access/security during construction such as temporary badging stations and turnstiles or will this be handled by the owner/DOS?

6/19/2026 Temporary site access/security during construction such as temporary badging stations and turnstiles or will be handled by the owner/DOS.

0001 30-Jun-26

18 N/A Would the government consider an extension of the RFI deadline to 2 weeks after the receipt of the Geotechnical report, architectural drawings, electrical drawings, structural drawings and the project manual to allow for proper review of these documents?

6/19/2026 Yes, we will be allowing a 2nd round of RFI/Q&A with the issuing of Amendment 0001. The due date of RFI's/ Q&A will be due by email to Molly A. Lewis, molly.lewis@gsa.gov and Emily Jackson, emily.jackson@gsa.gov on 13 July 2026 at 12:00pm.

0001 30-Jun-26

19 N/A Please advise what the small business subcontracting goals and socioeconomic sub-goals are for this project.

6/19/2026 GSA has established Small Business Subcontracting Plan Goals that is agency wide:

Category Subcontracting Small Business: Goal: 33.5% Small Disadvantaged Business: Goal: 5% Women-Owned Small Business: Goal: 5% Service-Disabled Veteran-Owned Small Business: Goal: 5% HUBZone Small Business: Goal: 3%

0001 30-Jun-26

20 Attachment 11 Page 6 of Attachment 11) HST Streetscape Perimeter SOW - Section 2.1.2 states that the contractor is responsible for "engaging and managing Pepco and any relevant parties for the Federal Reserve Board conduit, monitoring progress, ensuring strict adherence to the exhibit's specifications, and proactively resolving any potential utility conflicts with the proposed construction.". There are limited details in the bid documents regarding any work related to the FRB building. Please advise what the contractors role is in the aforementioned FRB conduit scope.

6/19/2026 Information provided for situational awareness, as it is a live FRB consuit.

There is no construction with the FRB conduit as it relates to this soliciation.

0001 30-Jun-26

21 Attachment 11 Please confirm work is to occur during regular working hours (6am to 6pm) and not off-hours (6pm to 6am).

6/19/2026 Refer to Statement of Work Section 2.2.2 0001 30-Jun-26

22 Attachment 13 Please confirm the workforce security/clearance requirements are on the project. Please confirm the only trade required to possess above "E-Verified w/ NCIC" security clearance requirements is the Security Systems contractor and that they are required to possess Final DSS Secret clearance.

6/19/2026 Refer to Statement of Work Section (SOW) Attachment 2 page 6. 0001 30-Jun-26

23 Attachment 13 Page 6 of Attachment 13) HST DOS Security states that "All areas of work performed in the construction site may be monitored by Closed Circuit Television (CCTV) and patrolled Uniformed Protection Officers (UPO)." Please advise if the contractor is to include CCTV surveillance and Patrolled Officers for the duration of the project or if this will be handled by the DOS.

6/19/2026 Yes. All surveillance matters will be handled by DOS. 0001 30-Jun-26

24 Attachment 13 Page 6 of Attachment 13) HST DOS Security states that "Based on the clearance requirements for this project the DS/DBB project officer will determine whether supplemental security in the form of construction surveillance technicians, CST, will be needed" Please advise if the contractor is to include construction surveillance technicians for the duration of the project or if this will be handled by the

DOS.

6/19/2026 Refer to Section 4 of the Statement of Work. All surveillance matters will be handled by DOS.

0001 30-Jun-26

25 SF1442 Per the SF1442, please provide calendar hold days in section 13.d. 6/19/2026 See updated SF1442 dated 2026 June 29 version for this information. 0001 30-Jun-26 26 SF1442 Per the SF1442 the PoP is 760 calendar days. Per The Agreement, PoP is 760 calendar days with an additional 60 days to final completion. Please clarify the entire period of performance duration.

6/19/2026 Base Bid: Phase 1 PoP is 11/2/2026-5/3/2027 (6 Months)

Option 1: Phase 2 PoP is 5/3/2027-8/31/2027 (4 Months) Option 2: Phase 3 PoP is 8/31/2027-1/28/2028 (4 Months) Option 3: Phase 4 PoP is 1/28/2028-10/24/2028 (9 Months)

0001 30-Jun-26

27 SF1442 The total duration per the SF1442, is 760 calendar days to complete Phases 1-4. Base Bid Phase 1 is 180 calendar days. This duration is not achievable due to long submittal processing/approvals and long lead time materials. Please consider removing individual period of performance from the project/each phase.

6/19/2026 We will not be changing duration of phasing with the options. 0001 30-Jun-26

28 Security Specifications

010541

Per Security Specifications 010541, please confirm there are no security systems that require on site security personnel to have DSS Secret clearance.

6/19/2026 Refer to Statement of Work Section (SOW) Attachment 2. Confirmed there are no secuirty systems that require DS clearances.

0001 30-Jun-26

Questions and Answers

29 Security Specifications

010541

Per Security Specifications 010541, please confirm that there will be no cost to contractor for any escorts that may be required for tie-ins inside the building.

6/19/2026 Refer to Statement of Work Section (SOW) Attachment 2. Confirmed there are no costs to the contractor for any tie ins.

0001 30-Jun-26

30 The Agreement, The Agreement, page 9 - Security Clearances, states that all personnel working on this project must apply and receive an HSPD-12 badge. Please confirm that this will not be required for all personnel working outside the building.

6/19/2026 HSPD12 - NACI check - is required for ALL GSA contracts regardless if work is performed inside or outsdie of the building. Workers don't get a PIV card, but their GC must ubmit a CIW for each worker on the certified payrolls.

HSPD12 will verify with a minimum NACI check, the worker's employment status.

0001 30-Jun-26

31 SF1442 Considering this is a firm fixed price procurement, please eliminate the GSA Pricing Bid Form dated 4/22/26 and revise the requirement to lump sum pricing of the CLIN items listed on the project to ensure the most competitive pricing for GSA.

6/19/2026 GSA Pricing Bid Form dated 4/22/26 assists with tracking 0001 30-Jun-26

32 PROJNET For Projnet, if additional documents are to be issued please provide a Projnet key for this project. 6/19/2026 DOS ProjNET access is only given to the contract awardee. All documents associated with this solicitation can be fund on SAM.gov.

0001 30-Jun-26

33 N/A Please allow for an RFI due date extension in order to review bid documents that are missing from the current bid package.

6/19/2026 Yes, we will be allowing a 2nd round of RFI/Q&A with the issuing of Amendment 0001. The due date of RFI's/ Q&A will be due by email to Molly A. Lewis, molly.lewis@gsa.gov and Emily Jackson, emily.jackson@gsa.gov on 13 July 2026 at 12:00pm.

0001 30-Jun-26

34 N/A Please reissue the site visit sign in sheets in order to review the attendees (subs and general contractors) 6/19/2026 The Pre-Proposal Meeting minuttes and Sign-In Sheets are posted on SAM.gov as of 11 June 2026. All contractors have access to the document.

0001 30-Jun-26

35 Civil Drawings There are several notes on the civil drawings that state "the construction limits effect adjacent off-site property owners APhA and NAS. Coordination is required with adjacent property managers as to not effect adjacent building operations during construction". Please confirm the allowable construction work hours dictated by these property owners for any intersection of this project's work with these property owners.

6/19/2026 Confirmed. Onsite PM or superintendent hours should allocated for potential coordination efforts as needed.

0001 30-Jun-26

36 RFP The RFP identifies CLIN 003 as "Base Bid: Hazardous Material Abatement". Please clarify what and where the anticipated HAZMAT scope is.

6/19/2026 The contractor shall have an allowance not to exceed $5,000 in the event the project needs hazard abatement.

0001 30-Jun-26

37 RFP Attachments If additional documents, such as the requested full set of drawings and specs are provided, please confirm that another opportunity to submit RFIs will be granted.

6/19/2026 Yes, we will be allowing a 2nd round of RFI/Q&A with the issuing of Amendment 0001. The due date of RFI's/ Q&A will be due by email to Molly A. Lewis, molly.lewis@gsa.gov and Emily Jackson, emily.jackson@gsa.gov on 13 July 2026 at 12:00pm.

0001 30-Jun-26

38 RFP Please confirm that the landscaping scope of work for all 4 phases of the project is intended to be included in CLIN 002-Base Bid: Landscaping.

6/19/2026 CLIN 002-Base Bid: Landscaping is only for the Base Bid of the Landscaping.

The Landscaping for options must be included in the pricing for each option.

0001 30-Jun-26

39 Pricing / CLINs II.C; Bid Form

Should the GSA Pricing Bid Form be completed at the division level for each CLIN, and is the form's structure (rows/divisions) fixed, or may offerors add detail lines as needed?

6/28/2026 See section II.C. Price Proposal of the Solicitation document, Attachment 01) HST Streetscape Perimeter- Solicitation V1, Dated 2026 06 29.

0001 30-Jun-26

40 Pricing I.F

The estimated magnitude is stated only as 'more than $10,000,000.' Can GSA provide a narrower budget range or the Independent Government Estimate magnitude to support balanced pricing?

6/28/2026 FAR 536.204 Disclosure of the magnitude of construction project:

The construction project range is $15,000,000 to $25,000,000.00.

0001 30-Jun-26

41 Wage Determination

Doc #7

Please confirm Wage Determination DC20260001 Rev 4 (dated 18 May 2026) is the applicable WD, and that any subsequent modifications will be incorporated by amendment prior to the proposal due date.

6/28/2026 At this time, Wage Determination DC20260001 Rev 4 (dated 18 May 2026) is still the Wage Determination. If it does update before the proposal due date, the Contracting Officer will issue the updated version via an Amendment.

0001 30-Jun-26

42 Bid Bonds

I.G; II.A

Please confirm the bid guarantee amount is 20% of the bid price or $3,000,000 (whichever is less), and that a scanned SF 24 with a visible surety stamp submitted with the email proposal satisfies the requirement (no original mailed).

6/28/2026 Yes, this is correct. The Contracting Officer will only be accepting scanned/ electronic copies of the SF24 (Bid Bonds).

0001 30-Jun-26

43 Page Limits

II.D; F1; F3

The technical proposal is capped at 33 pages, yet Factor 1 allows up to 3 pages per Similar Project and Factor 3 allows up to 5 pages per key-personnel resume. Please confirm which items count toward the 33-page limit and which (if any besides PPQs) are excluded.

6/28/2026 See Section II.D. Technical Proposal of the Solicitation document, Attachment

01) HST Streetscape Perimeter- Solicitation V1, Dated 2026 06 29 for updated page limit increase.

0001 30-Jun-26

44 Page Limits

II.D

Please confirm that the PBS Past Performance Questionnaires are the ONLY items excluded from the 33-page technical limit, and that the cover/title page counts toward the limit.

6/28/2026 Yes, PPQ is excluded from techincal page limit. See section II.D. Technical Proposal of the Solicitation document, Attachment 01) HST Streetscape Perimeter- Solicitation V1, Dated 2026 06 29 for updated page limit increase.

0001 30-Jun-26

45 Factor 1 / 2 / 3

VI.F

Please confirm the same three (3) projects are to be used to satisfy Factors 1, 2, and 3, and that no more than three projects may be submitted in total.

6/28/2026 The 3 projects submitted in Technical Factor 1 are required to be the same projects submitted in Factor 2.

0001 30-Jun-26

46 Past Performance

VI.F F2

For PPQs: should the completed questionnaire be returned by the client directly to the CO, or compiled by the offeror and submitted within the proposal? If a client cannot return a PPQ by the due date, will a current CPARS rating alone be sufficient?

6/28/2026 The PPQ should be submitted within the proposal. If the PPQ cannot be submitted in time of the proposal due date, then yes the CPARS will be accepted.

0001 30-Jun-26

47 Management Plan

VI.F F3

A construction/phasing schedule is implied by the 4-phase scope but is not listed explicitly among the Factor 3 elements. Please confirm whether a preliminary project schedule is a required technical submission and, if so, any required format (e.g., CPM, Gantt).

6/28/2026 A construction schedule is not necessary as a apart of the technical submission. 0001 30-Jun-26

48 Management Plan

VI.F F3; III.H

Will GSA provide PROJNET access, credentials, and training at award? Is any pre-award demonstration of PROJNET capability required, or is a narrative approach sufficient at proposal stage?

6/28/2026 DOS ProjNET access is only given to the contract awardee. Pre-award demonstartion is not applicable.

Questions and Answers

49 Management Plan

VI.F F3

For the Commissioning Plan, must the third-party commissioning agent (CxA) be named and committed at the proposal stage, or may the CxA be identified post-award?

6/28/2026 As part of teh etchcnical evalutation factors, the management plan includes the CxA plan; therefore, the the CxA firm must be identied and committed at the proposal stage.

0001 30-Jun-26

50 Site Conditions

VI.F F3 QC

At an occupied DOS facility, please specify allowable working hours, any night/weekend restrictions, and known utility-outage windows that offerors should assume for phasing.

6/28/2026 Refer to section 2.0 of Statment of Work. 0001 30-Jun-26

51 Site Conditions

VI.F F3 QC

The QC special factors reference asbestos removal and disposal. Is there a known abatement scope, hazmat survey, or AHERA report available for review?

6/28/2026 Refer to response to RFI 75 0001 30-Jun-26

52 Site Logistics Site Visit

Given no on-site parking and the building's sensitivity, can GSA define the available staging, laydown, and material storage areas (on-site or nearby) that contractors may use?

6/28/2026 GSA can not define laydown area at pre award. This will be identified by DOS at the (post award) Pre Construction Meeting

0001 30-Jun-26

53 Security / Access III.H; Site

Please specify the security clearance, background investigation, and badging requirements for contractor and subcontractor personnel working on-site at the HST/DOS facility, and the typical processing lead time.

6/28/2026 Refer to RFI response 62 0001 30-Jun-26

54 Subcontracting Plan

II.A; FAR 52.219-9

Please confirm whether GSA has established specific small-business subcontracting goal percentages for this acquisition, or whether offerors propose their own goals. Confirm whether the plan is required if the offeror is itself a small business.

6/28/2026 GSA has established Small Business Subcontracting Plan Goals that is agency wide:

Category Subcontracting Small Business: Goal: 33.5% Small Disadvantaged Business: Goal: 5% Women-Owned Small Business: Goal: 5% Service-Disabled Veteran-Owned Small Business: Goal: 5% HUBZone Small Business: Goal: 3%

0001 30-Jun-26

55 Schedule / Award

SF1442

Please confirm the anticipated award and Notice-to-Proceed timeframe, given performance must begin within 14 calendar days of NTP and complete within 760 calendar days.

6/28/2026 See Section I.C. Period of Performance of the Solicitation Document, Attachment 04) HST Streetscape Perimeter- Agreement V1 Dated 2026 06 29.

0001 30-Jun-26

56 Joint Ventures

II.F

For JV offerors, please confirm the required format for the corporate secretary certification and whether each JV member must individually sign the SF 1442.

6/28/2026 See section II.F Requirements of Joint Venture Offerors of the Solicitation document, Attachment 01) HST Streetscape Perimeter- Solicitation V1, Dated 2026 06 29.

0001 30-Jun-26

57 Amdnments V.A(b)

Please confirm that all amendments must be acknowledged on SF 1442 (page 2) or individually signed and submitted SF30s are required

6/28/2026 Per SF30 Documentation Block 11:

THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS:

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 ___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 electronic communication 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 letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

Offerors are reminded to acknowledge receipt of this amendment by one of the methods cited in Block 11.

0001 30-Jun-26

58 Site Visit Sign-In Sheet

Can you please produce a legible "Site Visit Sign-in Sheets 2026 06 10" or list of bidders. 06/25/2026 We will post on SAM.gov a legible version of the contractors that attended the site visits.