Acknowledgment: Receipt of Request-For-Proposal Documents

Bid Number: CSUS-0310 Change #3 Title: ECSU Science Building Telecom

Please take a moment to acknowledge receipt of the attached bid documents. Your compliance with this request will help us to maintain proper bid follow-up procedures while ensuring that all vendors have the opportunity to bid. Date amendment issued: September 5, 2007 Date amendment received? ____/____/____ Do you plan to submit a proposal? Yes_____ No_____ ________________________________________________________________________________ Print or type the following information: Company name: _______________________________________________ Address: _______________________________________________ City or Town: ________________________________________________ Phone: ________________________________________________ Fax: ________________________________________________ Received by: _________________________________________________

Note: Faxed acknowledgments are requested! FAX (860)493-0006

A cover sheet is NOT necessary. IMPORTANT: DO NOT FAX BIDS.

BIDS MUST BE SUBMITTED IN SEALED PACKAGES!

Addendum 3 September 5, 2007

EASTERN CONNECTICUT STATE UNIVERSITY NEW SCIENCE AND CLASSROOM BUILDING

TELECOMMUNICATIONS SYSTEM JUNE 11, 2007

STATE PROJECT #BI-RW-244A

Contents of Addendum #3

QUESTION & ANSWERS 1a - Item #5 on Addendum #1 states " All voice cables shall be Cat5e " Is Cat5e voice cables for the station (drops) cables only or is this also for the backbone and OSP cables? ANSWER: REFER TO SECTION 17100 PARA 2.10 FOR BACKBONE AND OSP REQUIREMENTS 1b- Should the three 1-1/4" innerduct (4800') that is to be installed in the OSP between the New Science/Classroom building and the library/Webb hall to be part of the base bid or part of Supplemental #1 ANSWER: SUPPLEMENTAL #1 2 - Should the fiber optic panels and SC termination for the OSP 48/48 MM/SM fiber cable be part of Supplemental #1 or the base bid? ANSWER: SUPPLEMENTAL #1 - ALSO NOTE THE DRAWINGS AND SPECIFICATIONS CALL FOR 'LC" TERMINATIONS FOR THE FIBER PATCH PANELS 3a - With the intention of saving us all time and effort; is it possible to get a list of all previous questions that we can read through to see if you had already addressed the question we are intending to ask? ANSWER: ALL BIDDERS ARE COPIED ON ALL QUESTIONS. PLEASE NOTE THE QUESTION NUMBERS IN THE EMAIL SUBJECT. 3b - I was referring to questions asked on the previous attempts to bid this project. If you do not wish to release those questions I understand. ANSWER: THE BID DOCUMENTS HAVE BEEN UPDATED TO REFLECT ANY PREVIOUS QUESTIONS. WE WILL NOT BE INCLUDING ANY PREVIOUS BIDDER QUESTIONS AS PART OF THIS BID. 4a - Section 17100, 1.02 items E, F, G refer to Division 1 is this part of the bid package or are we just providing pricing as requested on the Purchasing Department Insert ANSWER: PROVIDE PRICING AS REQUESTED 4b - Section 17100, 1.11 item W # 2 this section refers to a from, was that form included with the proposal package?

ANSWER: NO

4c - Section 17100, 1.21 item Seismic Requirements; are we to assume that all items installed by Division 16 contractors have been installed to meet the seismic requirement of this RFP? If we find that these items have not been installed to meet these requirements; is it the responsibility of the Division 16 to correct the installation? ANSWER: THE BIDDERS ARE RESPONSIBLE FOR SEISMIC REQUIREMENTS ONLY AS THEY RELATE TO EQUIPMENT INSTALLED BY THEM. 4d - Section 17100, 2.02 Item d refers to shelves are their shelves required for this project? ANSWER: YES 4e - Section 17100, 2.02 Item d refers to UPS System are their UPS systems required for this project? ANSWER: NO 4f - Section 17100, 2.03 Item refers to equipment cabinets are their cabinets required for this project? ANSWER: NO 4g - Section 17100, 2.05 Item d refers to surge protectors supply quantity based on equipment load; where can we find are information on customer provided equipment to determine the amount surge protectors required for racks and CPs? ANSWER: ASSUME 20 AMPS FOR ALL IDF'S AND CP'S, ASSUME 30 AMP FOR MDF RACKS. 4h - Section 17100, 2.08 item Bonding & Grounding Requirements; are we to assume that all items installed by Division 16 contractors have been installed to meet the grounding and bounding requirements of the RFP? If we find that these items have not been installed to meet these requirements; is it the responsibility of the Division 16 Contractor to correct the installation? ANSWER: THE SCOPE OF DIVISION 16 BONDING IS SHOWN ON DRAWING E3.02. THE DIVISION 16 CONTRACTOR IS RESPONSIBLE FOR THEIR WORK. 4i - Section 17100, 2.10 UTP backbone cable; item 1 refers to pair requirements and spare pair requirements, Print T200 shows specific pair counts to each closet which document should we use for the bid? ANSWER: PAIR COUNTS SHOULD BE DETERMINED BY SECTION 17100 2.10 WITH A MINIMUM COUNT AS SHOWN ON T200. 4j - Section 17100, 2.10 OSP / UTP backbone cable; item E:2:d (listed as b) refers to pair requirements and spare pair requirements, Print T200 shows specific pair counts; the Purchasing Department Insert refers to a specific cable size which document should we use for the bid? ANSWER: PROVIDE PAIR COUNT AS SHOWN ON T200 FOR OSP BACKBONE.

4k - Section 17100, 2.14 Innerduct; during the walk through a question was asked regarding the use of armored fiber for the building runs; I believe that the answer was that it was acceptable is this correct? ANSWER: YES 4l - Section 17100, 3.01 General; item Y is any of the work to be completed under this bid; required by the customer to be preformed on an off hour or weekend basis? ANSWER: 17100, 3.01. Y DOES NOT EXIST. THE CONTRACTOR MAY ELECT TO PERFORM LABOR ON AN OFF HOUR OR WEEKEND BASIS IN ORDER TO MEET THE PROJECT SCHEDULE. 4m - Section 17100, 3.09 Cable Pathways; item G refers to spacing from electrical cable and equipment; are we to assume all cable tray and J hooks supplied and installed by the Division 16 Contractors will meet this requirement? If we find that these items have not been installed to meet these requirements; is it the responsibility of the Division 16 Contractor to correct the installation? ANSWER: YES. YES. 4n - Section 17100, 3.09 Cable Pathways; item k refers to coiled slack on installed cables Section 17100, 3.18 item b also refers to coiled slack on cable. There is conflicting amounts of slack required by these sections which is correct? ANSWER: 3.09 K 4o - Section 17100, 3.18 Copper Cabling Systems; item D refers to maximum number of cables for J Hooks (30); are you referring to CAT32 and CAT64 for this requirement? If you are referring to CAT32 only what is the maximum amount allowable in the CAT64? ANSWER: 17100 3.18 . D DOES NOT REFER TO J-HOOKS. 4p - Section 17100, 3.21 Identification; item C; sub sections a, b, h and i. The items referenced were installed by the Division 16 Contractor. Who is responsible for the labeling? ANSWER: The Division 16 Contractor is responsible for labeling work installed under Div 16. The Division 17 Contractor is responsible for labeling work installed under Div 17. 5a - At the mandatory pre-bid meeting I raised the question regarding the current installation schedule of the ceiling grid and pads. We were advised that a schedule would be sent via addendum and as of today we have received no such schedule. As you are aware the installation of ceiling pads will affect the productivity of the data system installation and will have a cost impact to the project, therefore if we are to include these costs in our bid we will need further direction. Who is responsible for the removal and reinstallation of ceiling pads? ANSWER: PADS WILL NOT BE INSTALLED UNTIL JANUARY. ALL CABLING ABOVE THE CEILING SHOULD BE COMPLETED BEFORE THAT TIME. 5b - Identify the areas where ceiling grid is currently installed. ANSWER: BY OCTOBER 1, 2007 THE ENTIRE BUILDING SHOULD HAVE GRID.

5c - Identify the areas where ceiling pads are currently installed. ANSWER: CEILING PADS ARE NOT INSTALLED 5d - Provide a detailed schedule for the installation of grid work and pads for areas not yet installed. Is there sufficient time to install the data system and stay ahead of the ceiling contractor, given the bid date of September 12th, 1-2 weeks for award,2-3 weeks for submittal approval? ANSWER: ALL GRID COMPLETED BY OCTOBER 2007. CEILING PADS COMPLETED BY FEBRUARY 2008 5e - In areas where we remove ceiling tiles can they be left open or do they need to be closed on a daily basis? ANSWER: NOT APPLICABLE 5f – Whose (SIC) schedule will prevail and will they modify the ceiling contractors schedule to allow us proper time to install the data system. ANSWER: CEILING CONTRACTORS SCHEDULE WILL NOT BE ALTERED 5g - Who is responsible for damages and what procedure will there be in place to verify the contractor responsible for damaged tiles. ANSWER: THE TELECOM CONTRACTOR SHOULD DOCUMENT THE CONDITION OF THE CEILING GRID PRIOR TO STARTING WORK. THE TELECOM CONTRACTOR WILL BE CHARGED FOR ANY DAMAGE TO CEILING GRID CAUSED BY THEM. 5h - Are we to assume that the entire project will have finished ceilings and tiles? ANSWER: YES, WITH THE EXCEPTION OF THE BASEMENT AND LECTURE HALL. 6 - Section 17100, 3.15 Cable Supports; item D refers to maximum number of cables for J Hooks (30); are you referring to CAT32 and CAT64 for this requirement? If you are referring to CAT32 only what is the maximum amount allowable in the CAT64? ANSWER: The Quantity of Thirty (30) refers to CAT21 with a CAT6 Cable. CAT32 = 50 ea. CAT6 Cables and CAT64 = 185 ea. CAT6 Cables 7a - Drawing T201 shows the fiber feed from Webb Hall entering room 182. Is the feed from Webb hall being terminated in room 182 as a cross connect point or is it passing through to the MER G37 ANSWER: CROSS CONNECT POINT - ADJUST FIBER PATCH PANEL AS REQUIRED TO TERMINATE ALL FIBERS. 7b - If the fiber is passing through to MER G37 is riser rated indoor/outdoor fiber acceptable? ANSWER: NO PASS THROUGH. HOWEVER INDOOR/OUTDOOR MAY BE USED FOR OSP.

7c - During the walk through the over all length of the OSP copper and fiber optic cable was discussed; I believe a figure of 250 was to be added for the OSP cable runs is this correct? ANSWER: THE DISTANCE TO WEB IS 300 AND THE DISTANCE TO THE LIBRARY IS 1250' (NOT 1000' AS SHOWN ON THE PLANS) ADD TO THE DISTANCE SERVICE LOOPS AS CALLED FOR IN THE SPECIFICATION. 8 - Section 17100 2.10, 1 b Backbone cabling system (Pair calculation) I wanted to clarify the spare cable count. Closet X has 31 voice cables; you want two pairs of conductors for each voice cable (4 conductors). Total pairs needed for 31 voice cables (4 x 31) = 124 pairs. Provide an additional 30% spare; Would that be 30% of the station cable count (31) times (4 conductors) 9.3 x 4 = 38 pairs. Total pairs for closet 124 + 38 = 162 or 200 pair Or B. Would it be 30% of the required pairs (124) times (4 conductors) 37.20 x 4 = 149 Total pairs for closet 124 + 149 = 273 or 300 pair ANSWER: TO SIMPLIFY THE PAIR COUNT QUESTION THE OWNER REQUESTS THE FOLLOWING PAIR COUNT: SER ROOMS 182, 273 379 & 465 CHANGE TO 200 PAIR. ALL OTHER CLOSETS REMAIN AS SHOWN ON THE PLANS. ADJUST PUNCH DOWN BLOCKS IN MER TO ACCOMMODATE ADDITIONAL CAPACITY. DISREGARD ANSWER 4i. ALL OTHER TERMS AND CONDITIONS REMAIN THE SAME.

Acknowledgment: Receipt of Request-For-Proposal Documents

Bid Number: CSUS-0302-A Change #1and #2 Title: ECSU Science Building Telecom

Please take a moment to acknowledge receipt of the attached bid documents. Your compliance with this request will help us to maintain proper bid follow-up procedures while ensuring that all vendors have the opportunity to bid. Date amendment issued: August 23, 2007 Date amendment received? ____/____/____ Do you plan to submit a proposal? Yes_____ No_____ ________________________________________________________________________________ Print or type the following information: Company name: _______________________________________________ Address: _______________________________________________ City or Town: ________________________________________________ Phone: ________________________________________________ Fax: ________________________________________________ Received by: _________________________________________________

Note: Faxed acknowledgments are requested! FAX (860)493-0006

A cover sheet is NOT necessary. IMPORTANT: DO NOT FAX BIDS.

BIDS MUST BE SUBMITTED IN SEALED PACKAGES!

RFP- CSU-0310 Change #1 and #2 Title: ECSU Science Building Telecom

Change # 1 was passed out at the pre-bid meeting held August 22, 2007. The contents of the document are contained within a PFD form contained within Change # 2:

Addendum #2

8/23/07

CONTENTS OF ADDENDUM #2 ITEM #1) Refer to page 2 of 8 Form Of Proposal Supplemental Bid #1:

Change one thousand (1,000) feet of outside plant fiber to one thousand three hundred (1,300) feet of outside plant fiber. The three hundred (300) feet of outside plant fiber from the New Science Building to Webb Hall remains the same.

ITEM #2) Refer to page 2 of 8 Form Of Proposal Supplemental Bid #2: Change one thousand (1,000) feet of outside plant copper to one thousand three hundred (1,300) feet of outside plant fiber. The three hundred (300) feet of outside plant copper from the New Science Building to Webb Hall remains the same.

Only bidders who attended and signed in at the Pre-Bid are eligible to bid.

All bidders must have a DAS Prequalification Certificate prior to the bid opening The winning bidder must have their Affirmative Action Plan approved by CHRO PRIOR to entering into a contract with CSUS. Changes in specifications and answers to questions are contained within the attached amendment document.

All other terms and conditions remain the same.