ADDENDUM 1
DATE:
January 08, 2016
PROJECT:
RAHC – Interior Renovations
RFP NO:
744-B1610 – RAHC Interior Renovations
OWNER:
The University of Texas Health Science Center at Houston
TO:
Prospective Proposers
This Addendum forms part of and modifies Proposal Documents dated, December 10, 2015,
with amendments and additions noted below.
1.
Pages missing from specifications: Add pages 1,2 & 3 to specification, section
260519- LOW – VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES
2.
Sheet A0.01 Site map of staging + parking area has been included for clarification.
END OF ADDENDUM 1
ADDENDUM 1
744-B1610 – RAHC Interior Renovations
Page 1 of 1
SECTION 260519 - LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES
PART 1 - GENERAL
1.1
RELATED DOCUMENTS
A.
1.2
Drawings and general provisions of the Contract, including General and Supplementary
Conditions and Division 01 Specification Sections, apply to this Section.
SUMMARY
A.
Section Includes:
1.
2.
1.3
Building wires and cables rated 600 V and less.
Connectors, splices, and terminations rated 600 V and less.
ACTION SUBMITTALS
A.
1.4
Product Data: For each type of product.
INFORMATIONAL SUBMITTALS
A.
Qualification Data: For testing agency.
B.
Field quality-control reports.
1.5
QUALITY ASSURANCE
A.
Testing Agency Qualifications: Member Company of NETA or an NRTL.
PART 2 - PRODUCTS
2.1
CONDUCTORS AND CABLES
A.
Manufacturer:
1.
2.
3.
Senator Wire & Cable Company.
Southwire Company.
Encore Wire
B.
Copper Conductors: Comply with NEMA WC 70/ICEA S-95-658.
C.
Conductor Insulation: Comply with NEMA WC 70/ICEA S-95-658 for Type THHN/THWN-2,
Type XHHW-2 and Type SO.
Ethos Engineering
260519 - 1
SECTION 260519 - LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES
D.
2.2
Multiconductor Cable: Comply with NEMA WC 70/ICEA S-95-658 for metal-clad cable,
Type MC and Type SO with ground wire.
CONNECTORS AND SPLICES
A.
Manufacturers:
1.
2.
3.
4.
5.
B.
2.3
AFC Cable Systems, Inc.
AMP Incorporated/Tyco International.
Hubbell/Anderson.
O-Z/Gedney; EGS Electrical Group LLC.
3M Company; Electrical Products Division.
Description: Factory-fabricated connectors and splices of size, ampacity rating, material, type,
and class for application and service indicated.
SYSTEM DESCRIPTION
A.
Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, by
a qualified testing agency, and marked for intended location and application.
B.
Comply with NFPA 70.
PART 3 - EXECUTION
3.1
CONDUCTOR MATERIAL APPLICATIONS
A.
Feeders: Copper. Solid for No. 10 AWG and smaller; stranded for No. 8 AWG and larger.
B.
Branch Circuits: Copper. Solid for No. 10 AWG and smaller; stranded for No. 8 AWG and
larger, except VFC cable, which shall be extra flexible stranded.
3.2
CONDUCTOR INSULATION AND MULTICONDUCTOR CABLE APPLICATIONS AND
WIRING METHODS
A.
Service Entrance: Type XHHW-2, single conductors in raceway.
B.
Exposed Feeders: Type THHN/THWN-2, single conductors in raceway.
C.
Feeders Concealed in Ceilings, Walls, Partitions, and Crawlspaces: Type THHN/THWN-2,
single conductors in raceway.
D.
Feeders Concealed in Concrete, below Slabs-on-Grade, and underground: Type THHN/THWN2, single conductors in raceway.
E.
Feeders Installed below Raised Flooring: Type THHN/THWN-2, single conductors in raceway.
Ethos Engineering
260519 - 2
SECTION 260519 - LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES
F.
Exposed Branch Circuits, Including in Crawlspaces: Type THHN/THWN-2, single conductors
in raceway.
G.
Branch Circuits Concealed in Ceilings, Walls, and Partitions: Type THHN/THWN-2, single
conductors in raceway.
H.
Branch Circuits Concealed in Concrete, below Slabs-on-Grade, and underground:
Type THHN/THWN-2, single conductors in raceway.
I.
Branch Circuits Installed below Raised Flooring: Type THHN/THWN-2, single conductors in
raceway.
J.
Cord Drops and Portable Appliance Connections: Type SO, hard service cord with stainlesssteel, wire-mesh, and strain relief device at terminations to suit application.
3.3
INSTALLATION OF CONDUCTORS AND CABLES
A.
Conceal cables in finished walls, ceilings, and floors unless otherwise indicated.
B.
Complete raceway installation between conductor and cable termination points according to
Section 260533 "Raceways and Boxes for Electrical Systems" prior to pulling conductors and
cables.
C.
Use manufacturer-approved pulling compound or lubricant where necessary; compound used
must not deteriorate conductor or insulation. Do not exceed manufacturer's recommended
maximum pulling tensions and sidewall pressure values.
D.
Use pulling means, including fish tape, cable, rope, and basket-weave wire/cable grips, which
will not damage cables or raceway.
E.
Install exposed cables parallel and perpendicular to surfaces of exposed structural members, and
follow surface contours where possible.
F.
Support cables according to Section 260529 "Hangers and Supports for Electrical Systems."
3.4
CONNECTIONS
A.
Tighten electrical connectors and terminals according to manufacturer's published torquetightening values. If manufacturer's torque values are not indicated, use those specified in
UL 486A-486B.
B.
Make splices, terminations, and taps that are compatible with conductor material and that
possess equivalent or better mechanical strength and insulation ratings than unspliced
conductors.
1.
C.
Use oxide inhibitor in each splice, termination, and tap for aluminum conductors.
Wiring at Outlets: Install conductor at each outlet, with at least 6 inches of slack.
Ethos Engineering
260519 - 3
RID
G
EL
YR
D
VD
RE
S
WWW.ORANGE-MADE.COM
SEAL
AC
A
SCALE NTS
02
RED ARC
TE
ST
AT
CT
ITE
H
OVERALL SITE PLAN
NOTE:
CONTRACTOR TO COORDINATE WITH OWNER IN
REGARDS TO PARKING, STAGING + ACCESS TO
SITE AND BUILDING.
E OF T EX
01.08.2016
RIDGELY RD
NO PARKING IN THIS AREA
PARKING AREA
NO PARKING IN THIS AREA
PROJECT
REGIONAL ACADEMIC
H E A L T H C E N T E R
INTERIOR RENOVATIONS
RINGOLD RD
W
N
910 REDWOOD AVE, SUITE 10
MCALLEN, TEXAS 78501
OFFICE
956 800 4384
AS
BL
RO
PROJECT SITE
SEE 01/A0.01
FOR MORE INFO
RI
NG
OL
D
TY
SI
RD
ER
IV
UN
RT
B
E JACKSON ST
T
R
W
FO
NS
REGI
S
SD
KS
O
ACCESS TO PROPERTY
GO
RG
A
EJ
AC
B R O W N S V I L L E
REGION AL C AMPUS
SCHOOL OF PUBLIC HEALTH
80 FORT BROWN, SPH BUILDING
BROWNSVILLE, TEXAS 78520
RAHC - REGIONAL ACADEMIC HEALTH CENTER
SPH - SCHOOL OF PUBLIC HEALTH
PROJECT NO
15011
ISSUE FOR
CONSTRUCTION
ISSUE DATE
01.08.2016
NO PARKING IN THIS AREA
REVISION
AREA FOR
CONTRACTOR
STAGING
SHOWN
HATCHED
DATE
-
-
-
-
-
-
CONTRACTOR'S
STAGING + PARKING
SITE PLAN
STAGING/PARKING AREA SITE PLAN
SCALE 1:50
01
A0.01
COPYRIGHT 2015 ORANGE MADE LLC