Amendment0003-Attach1-REV-SOW-Bldg1070-20220811.pdf

High School, Chiller System Replacement Bldg. 1070

Section 00800 - Special Contract Requirements

STATEMENT OF WORK

DESIGN: Bldg. 1070 High School, Chiller System Replacement

TABLE OF CONTENTS

DIVISION 01 – GENERAL REQUIREMENTS

Section 00 01 15 List of Drawings Section 01 11 00 Summary of Work Section 01 20 00 00 20 Price and Payment Procedures Section 01 30 00 Administrative Requirements Section 01 32 16.00 20 Small Project Construction Progress Section 01 33 00 Submittal Procedures Section 01 35 26 Governmental Safety Requirements Section 01 42 00 Sources for Reference Publications Section 01 45 00.00 10 Quality Control Section 01 45 01 Contractor Quality Control Section 01 50 00 Temporary Construction Facilities Section 01 57 19 Temporary Environmental Controls Section 01 58 00 Project Identification Section 01 74 19 Construction Waste Management Section 01 78 00 Closeout Submittals Section 01 78 23 Operation and Maintenance Data

DIVISION 02 – EXISTING CONDITIONS

Section 02 41 00 Demolition

DIVISION 03 – CONCRETE

Section 03 30 53 Miscellaneous Cast in Place Concrete

DIVISION 04 – MASONRY

Section 04 20 00 Unit Masonry

DIVISION 05 – METALS

Section 05 12 00 STRUCTURAL STEEL

DIVISION 07 – THERMAL AND MOISTURE PROTECTION

Section 07 92 00 Joint Sealants

DIVISION 08 – OPENINGS.

Section 08 11 13 STEEL DOORS AND FRAMES Section 08 71 00 DOOR HARDWARE

DIVISION 09 - FINISHES

Section 09 90 00 Paints and Coatings

DIVISION 23 – HEATING, VENTILATION AND AIR CONDITIONING

Section 23 00 00 Air Supply, Distribution, Ventilation and Exhaust Systems Section 23 03 00.00 20 Basic Mechanical Materials and Methods Section 23 05 15 Common Piping for HVAC

Section 23 05 48.00 40 Vibration and Seismic Controls for HVAC Piping and Equipment Section 23 07 00 Thermal Insulation for Mechanical Systems Section 23 09 13 Instrumentation and Control Devices for HVAC

Section 23 09 23.02 Bacnet Direct Digital Control for HVAC and other Building Control System

Section 23 09 53.00 20 Space Temperature Control Systems Section 23 23 00 Refrigerant Piping Section 23 65 00 Cooling Towers and Remote Evaporative-Cooled Condensers

DIVISION 26 – ELECTRICAL

Section 26 20 00 Interior Distribution System.

Section 26 05 00.00 40 Common Work Results For Electrical.

Section 26 05 26.00 40 Grounding and bonding for electrical systems.

Section 26 05 71.00 40 Low Voltage Overcurrent Protective Devices.

Section 26 24 16.00 40 Panel boards.

DIVISION 40 – E

Section 40 17 30.00 40 Welding General Piping

DIVISION 01 – GENERAL REQUIREMENTS

SECTION 00 01 15 – LIST OF DRAWINGS

PART 1 GENERAL

1.1 SUMMARY

This document lists the drawings for the project pursuant to contract clause "DFARS 252.236-7001, Contract Drawings, Maps & Specifications."

1.2 CONTRACT DRAWINGS

Contract drawings are as follows:

SHEET NO. DRAWING NO. TITLE

1 T-101 Title Sheet, Location, Site Maps and Index of Drawings

2 A-100 EXISTING CONDITIONS

3 A-101 MECHANICAL ROOM CIVIL WORKS

4 A-102

NEW WALLS AND CONCRETE PADS

INSTALLATION

A-103

NEW CONCRETE PEDESTAL

A-104

NEW ANCHORING WORKS

M-100

M-101

M-102

M-103

M-104

M-105

M-106

M-107

M-108 E-101

E-102

E-103

E-104

MECHANICAL DEMOLITION WORKS

NEW OUTDOOR CONDENSING WATER IRON PIPES

PUMPS REPLACEMTS AND CONDENSING PIPES

MAINTENANCE

EVAPORATOR PIPES COMPONENT & INSULATION

REPLACEMENT

NEW CONDENSING PUMPS

NEW CHILLER WATER PUMPS

NEW AIR CONDITION SYSTEM

NEW EYEWASH & REFRIGERANT DETECTOR

CHILLER REPAIRS WORKS & DETAILS

DEMOLITION AND NEW WORKS AT SUBSTATION

AREA

MECHANICAL ROOM ELECTRICAL DEMOLITION

WORKS

MECHANICAL ROOM NEW ELECTRICAL WORKS

ELECTRICAL GENERAL INFORMATION

1.3 REFERENCE DRAWINGS

The reference drawings are intended only to show the existing site condition. Drawings are property of the Government and shall not be used for any purpose other than that intended by the contract. Information on procuring these drawings may be obtained from the Contracting Officer. Half or full size drawings may be inspected during regular working hours at the Engineering Division Office, Directorate of Public Works, Building #34, Fort Buchanan, PR.

* * * END OF SECTION * * *

SECTION 01 11 00 – SUMMARY OF WORK

08/15

1.1 SUBMITTALS

Government approval is required for submittals in accordance with Section 01 33 00 SUBITTAL PROCEDURES.

PART 1- Project Description

WORK TO BE DONE

Provide labor, equipment, materials, insurances, supervision, incidentals and all necessary to perform the “Chiller System Replacement at Building 1070, Fort Buchanan, PR”.

Prospective Bidders

All prospective bidders area encourage to visit project site and familiarize with all conditions that might affect the work or cost thereof. Site visits are not mandatory but recommended. Contractor should take advantage of the visit to verify quantities, dimensions, details and notify in writing any omitted data or discrepancy with the drawings or scope of work. Contractor should submit any questions related to any difference between the existing conditions and the illustrated in drawing for Government consideration. Responses would be provided via official amendment to the Solicitation.

Location

The work is located in the Double Eagle Ave., Building 1070 at Fort Buchanan, P.R. as shown on drawings.

OCCUPANCY OF PREMISES

Building will be unoccupied during performance of work under this Contract.

Before work is started, arrange with the Contracting Officer a sequence of procedure, means of access, space for storage of materials and equipment.

1.2 REQUIRED WORK

All Architectural, Civil, Structural, Plumbing, Mechanical and Electrical trades shall be performed in accordance with all applicable Technical Organizations and Regulatory Agencies listed in Paragraph 1.4. Work shall also comply with US Army Corps of Engineers, Department of the Army, Environmental Protection Agency and PR Environmental Quality Board Standards and Regulations. The required work is in general described as follows:

1.2.1 Administrative

Safety and Environmental Works shall be performed in accordance with this SECTION 01 11 00, STATEMENT OF WORK and DIVISION 01, GENERAL REQUIREMENTS indicated in the TABLE OF CONTENTS: SECTION 00 01 15, LIST OF DRAWINGS; SECTION 01 20 00 00 20 PRICE AND PAYMENT PROCEDURES; SECTION 01 30 00 ADMINISTRATIVE REQUIREMENTS; SECTION 01 32 16.00 20, SMALL PROJECT CONSTRUCTION PROGRESS SCHEDULES; SECTION 01 33 00, SUBMITTAL PROCEDURES; SECTION 01 35 26, GOVERNMENTAL SAFETY REQUIREMENTS; SECTION 01 42 00, SOURCES FOR REFERENCE PUBLICATIONS; SECTION 01 45 00.00 10, QUALITY CONTROL; SECTION 01 50 00, TEMPORARY CONSTRUCTION FACILITIES AND CONTROLS; SECTION 01 58 00, PROJECT IDENTIFICATION; SECTION 01 74 19, CONSTRUCTION WASTE MANAGEMENT; SECTION 01 78 00, CLOSEOUT PROCEDURES; SECTION 01 78 23, OPERATION AND

MAINTENANCE DATA.

1.2.2 DEMOLITION WORKS

The Contractor shall, prior to demolition of the cooling tower and mechanical chiller components, rent a 250 R-ton air-cooled chiller and install it at the area and pipe section specified by the government (See Drawing Sheet A100) to satisfies building capacities and parameters for the period of the construction, calibration, programming and commissioning of the new mechanical components. The main contractor shall locate the rental chiller outside the mechanical room as specified on drawings (See Drawing Sheet A100). The contractor shall perform the installation to the point of connection (water and electrical) provided by the Government. Contractor is responsible for delivery and pick-up of the rental chiller if not included with the rental. Cover the existing chiller and components with general purpose plastic sheeting to protect them from dust. Install blind flange at the inlet and outlet connections at each heat exchanger during all construction period until start-up, paint jobs and clean-up is finished.

Contractor shall perform selective demolition, disposal and recycling works indicated in related specifications sections and drawing D-1 in accordance with attached Specifications in DIVISION 02, EXISTING CONDITIONS and indicated in the TABLE OF CONTENTS: SECTION 02 41 00, DEMOLITION.

The Contractor shall perform the following as indicated on drawings:

1.2.2.1 Civil Demolition Works:

1.2.2.1.1 Remove and dispose Existing Double Hollow Metal Door including Frame and Hardware.

1.2.2.1.2 Remove and Dispose Existing Wall Louvers, 8 opening’s 5’ – 6” x 8’ – 4”.

1.2.2.1.3 Remove and Dispose existing Steel I-Beans.

1.2.2.2 Mechanical Demolition Works:

1.2.2.2.1 Contractor shall remove and Dispose Existing “Marley NC2201GS” double cell cooling towers including connection pipes and accessories.

1.2.2.2.2 Contractor shall remove and Dispose Exterior Condensing (Blue) 8” inches Pipes including supports and valves as describe on Drawing Sheet M100. Contractor shall cap remaining pipes to avoid debris inside the system.

1.2.2.2.3 Contractor shall remove and dispose chiller water pipes insulation including outdoor insulation, secondary lines including make-up water piping and insulated components as indicate on Drawings Sheet M 103.

1.2.2.2.4 Contractor shall remove and dispose (4) chill water and (2) condensing pumps, including metal structure and accessories.

1.2.2.2.5 Contractor shall remove and dispose Chill Water Gate Valves as indicate on Drawing Sheet M 103.

1.2.2.2.6 Contractor shall remove and dispose existing Shower / eyewash as indicate on Drawing Sheet M 107. Contractor shall ensure that water line is not leaking after the removal. If for any reason the valve is continues to leak not allowing to perform the work, KTR must contact the COR for further instructions.

1.2.2.2.7 Contractor shall remove and dispose existing ceiling room exhaust fan, when new exhaust fan is ready for installation.

1.2.2.2.8 Remove existing Johnson Controls (JCI) / Metasys components (two JCI VFDs (2), pressure and temperature gauges) at the room and returned to the government to store them with all precautions and requirements by manufacturer. Contractor shall contact the Government COR when the removal take place for the appropriate coordination with JCI.

1.2.2.2.9 Contractor shall remove and store existing chemical dosing system (cooling tower water treatment station) at the mechanical room.

1.2.2.3 Electrical Demolition Works:

Contractor shall perform selected Demolition and Disposal indicated on this scope of work using drawings and specifications for reference and good quality of works. The demolition/removal work consists of replacing the power distribution system to the mechanical room, this includes replacement of the mechanical room Main control center (MCC), panel board, dry type transformer, breakers, disconnect switches and conductors. Specifics of the electrical demolition is described below:

1.2.2.3.1 Disconnect, remove and dispose an underground parallel run of 3 – 4 / 0 RHW, 600 volts wires feeding power from the main switchboard to the main control center (MCC) at the mechanical room. Do not remove the two 2 – 1 / 2” existing conduits.

1.2.2.3.2 Remove and dispose cabinet MCC Cat no. 555 X 0696l01, 4 sections and all equipment enclosed including;

- One (1) 450 amps molded case MCC main breaker.

- Two (2) 250 amps molded case breakers for chiller #1 and #2, including wire #3/0, 600 volts.

- Eight (8) motor starter with switch for chilled water and condensate pumps and cooling tower disconnect, including the wire AWG #12, 600 volts.

- One (1) 100 amps, 120/240V, single phase, panel board, 12 slots. Remove and dispose as well all breakers, conduits and wires related to the loads connected to this panel. Contractor shall track and record all circuits prior disconnect. To be rewired and reconnected on new works. This panel board includes;

- Seven (7) 20 amps breakers

- Two (2) 30 amps breakers

- Two (2) 50 amps breakers

- One (1) dry type transformer providing power to panel M, including its breaker and wires.

- One (1) metering system including Pt’s and Ct’s.

- Remove and dispose all wire, grounding and all related to the loads connected to this MCC cabinet. Ground Rod to be abandoned in place.

1.2.2.3.3 Remove and dispose two (2) NEMA 3R Safety Switches, 30 Amps, 600V. Remove as well all wire related, coming from MCC and going to the cooling tower fans.

1.2.2.3.4 Remove and dispose existing ¾” RGS conduit from cooling towers disconnect switches to the cooling tower fans.

1.2.2.3.5 Remove and dispose four chilled water pumps; two (2) of 7.5HP and two (2) of 15HP. Remove two (2) condensate water pumps of 10HP and all wire related to these mentioned pumps.

1.2.2.3.6 Remove, dispose and replace 4” X 4’ pumps junction boxes for underground incoming circuits. Remove, dispose and replace two (2) junction boxes 4”x4” at the cooling towers disconnect switches.

1.2.2.3.7 Remove and dispose Two (2) water chilled pumps variable speed drive for two chilled water pumps, including the wire.

1.2.2.3.8 Contractor shall coordinate with COR to coordinate with Johnson Control (JCI) P.R. before disconnecting or working JCI control system.

1.2.3 NEW WORKS

Work shall include, but not limited to:

1.2.3.1 Civil New Works:

Contractor shall perform all works indicated in accordance with:

a. Attached specifications in DIVISION 03, CONCRETE and indicated in the TABLE OF CONTENTS: SECTION 03 30 53, MISCELLANEOUS

CAST IN PLACE CONCRETE.

b. Attached specifications in DIVISION 04, MASONRY and indicated in the TABLE OF CONTENTS: SECTION 04 20 00, UNIT MASONRY.

c. Attached specification in Division 05, METALS and indicated in the TABLE OF CONTENTS: SECTION 05 12 00, STRUCTURAL STEEL.

d. Attached specification in Division 08, DOORS and indicated in the TABLE OF CONTENTS: SECTION 08 11 013, STEEL DOORS AND

FRAMES, SECTION 08 71 00, DOOR HARDWARE.

e. Attached specification in Division 09, FINISHES and indicated in the TABLE OF CONTENTS: SECTION 09 90 00, PAINTS AND COATING.

1.2.3.1.1 Contractor shall install a new galvanized metal frame gauge 18 and new Hollow Metal Flush double Doors gauge 16 on Mechanical Room as indicate on Sheet A101.Supply and install level cylindrical lock similar or equal to YALE 5400LN Series, Install doors with 3 pair of 4.5” ball Bering hinges equal or similar to HAGER BB1168, Install door bumper threshold similar or equal to National Guard model# 950V-4, Install pair pf manual flush bolts similar or equal to Deltana flush door security bolt model #7FBZ15 and Commercial Door closer similar or equal to LYNN DC9016 on active door only.

1.2.3.1.2 Contractor shall install new concrete masonry units (CMU) to seal all louvers opening in accordance with Drawings Sheet A102.

1.2.3.1.3 Contractor shall install new concrete pad steel reinforced for the new condensing pump as indicate on drawings Sheet A103.

1.2.3.1.4 Contractor shall install three (3) new reinforced concrete pipe support pedestal with the corresponding clamps and Neoprene Insulation as indicate on drawings Sheet A103.

1.2.3.1.5 Contractor shall repair floor slab slopes to avoid stagnant water as indicate on Drawings Sheet A101. Contractor shall use product similar or equal to Sika EZ Patch/sloping Mortar.

1.2.3.1.6 Contractor shall install a new concrete steel reinforced slab for the new AC condenser units as indicate on drawings Sheet A102.

1.2.3.1.7 Contractor shall pressure wash mechanical room interior. Drawing Sheet A101.

1.2.3.1.8 Contractor shall Paint (2 hands) the mechanical room using equal o similar to Sherwin-Williams 2869, BM 869 OXFORD WHITE color walls (interior and exterior) and 6474 RAGING SEA color for any metal and the Hollow Metal double door.

1.2.3.1.9 Contractor shall repair existing cooling tower concrete pedestal for beams alignment as indicate on drawings Sheet A104. Use Product similar or equal of ARDEX TRM Repair Mortar.

1.2.3.1.10 Contractor shall install two (2) new W8x24 beams connected to the existing concrete pedestal as indicate on drawings Sheet A104.

Steel beam shall be primed and prepare for the site installation. Hot cutting or holes for the bolts will not be allowed.

1.2.3.1.11 Contractor shall apply anti-corrosive coating paint on new beams.

1.2.3.1.12 Contractor shall install two (2) new solid wall strut channels welded at the existing steel joist for the new 5 tons AC System as indicate on drawings Sheet M106 & M108.

1.2.4 Mechanical New Works:

Contractor shall perform all works indicated on drawings in accordance with:

Attached specifications in DIVISION 23 HEATING, VENTILATING AND AIR CONDITIONING and indicated in the TABLE OF CONTENTS: SECTION 23 00 00, AIR SUPPLY, DISTRIBUTION, VENTILATION AND EXHAUST SYSTEMS; SECTION 23 03 00.00 20, BASIC MECHANICAL MATERIALS AND METHODS; SECTION 23 05 15, COMMON PIPING for HVAC; SECTION 23 05 48.00 00, VIBRATION AND SEISMIC CONTROLS for HVAC PIPING; SECTION 23 09 23.02 BACNET DIRECT DIGITAL CONTROL FOR HVAC AND OTHER BUILDING CONTROL SYSTEMS; SECTION 23 07 00, THERMAL INSULATION for MECHANICAL SYSTEMS; All new Air Conditioning Equipment shall labeled ENERGY STAR and comply with a minimum EER = 12 and SEER = 17.

1.2.4.1 Contractor shall hoist and install two (2) new (brand name or equal) Marley NC Class Diamond, factory assembled 2-Cell cooling towers in accordance with manufacturers specifications as indicate on drawings Sheet A104.

1.2.4.2 Contractor shall install new 8” condensing pipe as specified in drawings Sheet M101 for the new cooling towers including tees, elbows, reducers, pipe supports, gates, flow control and electric actuators valves, fittings and accessories.

1.2.4.3 Contractor shall install a new shower/eyewash using existing pipe connections and location as indicate on drawings Sheet M107.

1.2.4.4 Contractor shall install three (3) new (5) five horse power (hp) double suction centrifugal pumps as indicate on drawings Sheet M104 for condensing pipes.

1.2.4.5 Contractor shall install three (3) (brand name or equal) 5 hp Johnson Controls VFDs with corresponding enclosure for the new condensing pumps. VFDs Detail on Sheet E103.

1.2.4.6 Contractor shall install new piping configuration to be able to operate any pump with either chiller #1 or chiller #2 in accordance to drawing Sheet M104.

1.2.4.7 Contractor shall install new temperature and pressure gauges at inlet and outlet of the chiller heat exchanger at same location of the existing ones.

1.2.4.8 Contractor shall install new pressure gauges at inlet and outlet pipes of each new pump at same location of the existing ones.

1.2.4.9 Contractor shall install and calibrate new pressure reducing valves at each new condensing pump.

1.2.4.10 Contractor shall clean and brush the existing to remain condensing pipes. Apply one (1) coat of primer and two (2) coats of industrial marine enamel paint as indicated on drawing Sheet M102.

1.2.4.11 Contractors shall clean and brush existing chill water pipe and apply (1) one coat of anti-corrosion coating and two (2) coats of water proof thermally insulating paint.

1.2.4.12 Contractor shall install new gate valves at the chill water valves as identified on drawing Sheet M103.

1.2.4.13 Contractor shall new white color PVC insulation jacket with polyurethane foam insulation including outdoor elbow insulation, air separator tank, secondary lines, make-up water piping and insulated components as indicate on Drawings Sheet M 103.

1.2.4.14 The Contractor shall apply vapor retardant solution on the pipes surfaces using product manufacturer’s recommended procedures to achieve moisture sealant from the pipe. A maximum water vapor presence of 0.02 per ASTM E-96 procedure B must be achieved.

1.2.4.15 Contractor shall install new system pipe markers with arrow banding tape (white on green) IAW ANSI/ASHRAE color code standard A13.1.

1.2.4.16 Contractor shall install four (4) new double suction centrifugal pumps as indicate on drawings Sheet M105.

1.2.4.17 Contractor shall install four (4) (brand name or equal) Johnson Controls VFDs with corresponding enclosure for the new condensing pumps. VFDs as indicate on drawings Sheet M105 & E103.

1.2.4.18 Contractor shall coordinate with Johnson Controls to reinstall monitoring sensors at the room and NCE controller programming prior or during system start-up.

1.2.4.19 Contractor shall install three (3) new anti-corrosive relief valves on highest points of condensing and chill water pipes as indicated drawing sheet M105.

1.2.4.20 Contractor shall contact existing chiller original equipment manufacturer (OEM) and refer to Johnson Control Report of Service as indicate on drawings Sheet M108.

1.2.4.21 Contractor shall install at the mechanical room two (2) new split (5) R-ton system direct expansion (PX) system including refrigerant piping, smoke detectors connection capacity , individual display thermostats, AC refrigerant insulation, drainage and accessories as indicate on drawings Sheet M106.

1.2.4.22 Contractor shall install a new refrigerant leak detector (RLDS) as per ASHRAE Standard 15 as indicate on drawings Sheet M107.

1.2.4.23 Install new refrigerant piping insulation two inches thick for interior and exterior refrigerant pipe for all new systems. Also install aluminum jacket pipe insulation for all exterior refrigerant pipes.

1.2.4.24 Install new PVC drainage piping for all new Mechanical Room Air Conditioning units.

1.2.4.25 The new piping system and mechanical components shall be labeled, stenciled and identified properly.

1.2.4.26 Contractor shall install a new roof mounted 2000cfm drive-belt exhaust fan as indicate on drawings Sheet M108.

1.2.4.27 All work shall be in accordance with (IAW) the most current edition in effect at the time of the notice to proceed of the project of all applicable codes and standards including but not limited to:

I. The International Building Code II. National Electrical Code III. National Fire Protection Agency requirements IV. Installation Design Guide.

V. HVAC Code

1.2.4.28 Implied specifications: All work for this requirement shall comply with Unified Facility Criteria (UFC) and Industry Standards and Unified Facilities Guide Specifications (UFGS) even though the specification are not listed within the SOW. The more restrictive prevails.

1.2.4.29 Preparation: Contractor shall be responsible for field/site visit to obtain and verify measurements, site conditions and to determine correct dimensions and structural support requirements IAW accepted local, state and federal building practices. All drawings provided to the contractor are for reference/information only. Contractor shall provide any/all deviations to accepted local, state and federal building practices/codes to the attention of the Construction Inspector and Contracting Officer Representative for review/consideration by the Government.

1.2.4.30 Contractor shall re-install existing chemical dosing system (cooling tower water treatment station) at the same location of the mechanical room. Contractor shall coordinate with the COR before conducting any work related to for the appropriate action with CHEMTEX (International CHEMTEX Corporation) to ensure the proper installation and calibration of the existing system.

1.2.4.31 Contractor shall replace 1” (may vary) inch ball, butterfly, and check valves/back flow preventer among the make-up water line as part of the construction. Also, it needs to make sure that the expansion tank is fully have the correct pressure to inject fresh water to the system.

1.2.5 New Electrical Work:

1.2.5.1 Contractor shall perform new Electrical Work indicated at this SOW and related drawings in accordance with the Technical Specifications. The mentioned works shall be completed in accordance with the specifications on DIVISION 26-ELECTRICAL, which includes SECTION 26 05 00.00 40, COMMON WORK RESULTS FOR ELECTRICAL; SECTION 26 05 71.00 40 LOW VOLTAGE OVERCURRENT PROTECTIVE DEVICES, 26 24

16.00 40 PANELBOARDS and SECTION 26 20 00, INTERIOR DISTRIBUTION SYSTEM as follows:

Provide labor, equipment and material to replace existing power system including the electrical wiring and conduits required, including all / any incidental related work, as indicated on drawings. Works will be required only in the designated area of the building and not in the complete building (see drawings for reference).

Specifics of the electrical installation is described below:

1.2.5.2 Chiller Temporary Power

1.2.5.2.1 Provide and install a temporary power provision for rented chiller. Parallel of 3 – 4 / 0 & 1 – 4 / 0 flex Welding Cable 600V, RHS, and Super service as minimum. Connect the temporary chiller from the existing 500 amps main control center (MCC) breaker, located at the switchboard substation and identified in drawings. Once the new MCC is properly installed, wired and ready to operate, this temporary power shall be disconnected. New MCC main breaker will be powered from the same 500 amps breaker located at the switchboard.

1.2.5.3 New control center power feeder

1.2.5.3.1 Furnish and install a parallel of 3 – 4 / 0, 600V, RHW and one new AWG #2, 600v, RHW for Ground. Re-use existing conduits that run underground from the main switchboard to the MCC.

1.2.5.4 New main control center MCC

1.2.5.4.1 Furnish and install one (1) new main load center panel board similar to square D, I line series 600 amps, three phase, 480/277 volts, NEMA 3R. To be installed where old MCC was located. Include all items related to this section 1.2.6.4 in this MCC cabinet;

1.2.5.4.2 Furnish and install one (1) new 450 amps 480 volts, three phase main breaker For MCC.

1.2.5.4.2.1 Furnish and install one (1) new compatible surge protector 480 volts, three phase for MCC main breaker.

1.2.5.4.3 Furnish and install two (2) new molded case breakers 480 volts, 250amps, three poles for chillers #1 and #2. Breakers will be installed in the new MCC cabinet.

1.2.5.4.3.1 Furnish and install two (2) new compatible surge protector 480 volts, three phase for chiller #1 and chiller #2 main breakers.

1.2.5.4.3.2 Furnish and install new AWG 3/0 THHN/THWN-2, 600v, stranded, copper for chiller circuits. Install AWG # 4 THHN/THWN-2, 600v, stranded, copper for chillers ground.

1.2.5.4.4 Furnish and install eight (8) new 20 amps, 480 volts, and three poles molded case circuit breakers. These breakers will be installed in the new MCC and will feed the three (3) 5HP condensing pumps, the two (2) 10HP water chilled pumps, the two (2) Colling towers disconnect switches and one (1) as spare breaker.

1.2.5.4.5 Furnish and install one (1) new 30 amps, 480 volts, and three poles molded case circuit breakers. This breaker will be installed in the new MCC and will be used as spare.

1.2.5.4.6 Furnish and install three (3) new 40 amps, 480 volts, and three poles molded case circuit breakers. These breakers will be installed in the new MCC and will feed two (2) 20HP chilled water pumps and one (1) for the dry-type transformer.

1.2.5.4.7 Furnish and install new AWG #12 THHN/THWN-2 for 20 amps circuits at MCC and cable AWG #8 THHN/THWN-2, 600v, stranded, copper for 40 amps circuits and AWG #10 for ground. To re-use existing conduits.

1.2.5.4.8 Furnish and install one new cooper grounding ROD ¾” X 10’ for MCC grounding system. Install at the exterior of the mechanical room and as per sheet E-104. Connect this ROD to the MCC grounding bar through a cooper bare cable AWG#2.

1.2.5.4.9 Contract may adapt the upcoming underground conduits to the new MCC cabinet.

1.2.5.5 Furnish and install one (1) new dry-type transformer 15KVA, NEMA 3R, step down from 480 volts to 120/240volts. Transformer to be feed from MCC and will feed the new panel board “M”.

1.2.5.6 Furnish and install one (1) new load center panel board “M” 120/240volts, 100 amps, NEMA 3R, 24 slots. Using new wire as indicated in drawings reinstall all circuits’ equipment previously recorded. Wire sizes for equipment connected at panel MCC varies according to their load and is specify on drawings. Install in this new panel board “M” the following circuits;

1.2.5.6.1 Furnish and install thirteen (9) new 20 amps, single pole breakers.

1.2.5.6.2 Furnish and install two (2) new 10 amps, two pole breaker for two new interior A/C units.

1.2.5.6.3 Furnish and install one (1) new 30 amps, two pole breaker.

1.2.5.6.4 Furnish and install two (2) new 40 amps, two pole breaker for two new exterior A/C units.

1.2.5.6.5 Furnish and install one (1) new 50 amps, two pole breaker.

1.2.5.6.6 Furnish and install new AWG # 12 THHN/THWN-2, 600v, stranded, cooper for panel board “M” 20 amps loads, #10 for 30 amps loads and #6 for 50 amps loads.

1.2.5.6.7 Furnish and install new 3 / 4” rigid galvanized steel RGS conduit for the new leak refrigerant detector. Location of the detector on mechanical drawings

1.2.5.6.8 Furnish and install new wire # 12 THHN/THWN-2, 600v, stranded, cooper for the exhaust fan circuit. Intercept the existing exhaust fan circuit conduit and re-direct to the new toggle switch as indicated in drawings. Furnish and install new 3 / 4” rigid galvanized steel RGS conduit to complete this task. Purchase and install one new 120v toggle switch as indicated on sheet E-104.

1.2.5.7 Furnish and install two (2) new 30 amps, 600V, NEMA 4x, three phase, 480v disconnects for cooling towers fan. To be installed at the exterior at same location where the old ones were located.

1.2.5.7.1 Furnish and install two (2) new water tight 4” X 4” junction boxes. To locate next to cooling towers disconnect switches where old boxes where located.

1.2.5.7.2 Furnish and install new AWG # 12 THHN/THWN-2, 600v, stranded, copper for cooling towers #1 & #2 motor circuit Runs and grounding coming from panel “M”.

1.2.5.8 New A/C electrical system:

1.2.5.8.1 Furnish and install two (2) new disconnect switches, non-fused, 60 amps, 240 volts, NEMA 4x for two new exterior A/C units and to be located not more than 5 Ft of distance from each unit. Location of exterior units is shown in mechanical drawings M-103 and electrical E- 104.

1.2.5.8.2 Furnish and install new 3 / 4” rigid galvanized steel RGS conduits for the new interior and exterior A/C units. A/C units to be feed from panel “M”. Location of units are shown in mechanical drawings M-103 & M106.

1.2.5.8.3 Furnish and install wire AWG #8 THHN/THWN-2, 600v, stranded, cooper for exterior units and AWG #12 THHN/THWN-2, 600v, stranded, cooper for interior units. Use AWG #12 THHN/THWN-2, 600v, stranded, cooper for grounding. Power will be provided from panel board “M” as shown in drawings.

1.2.5.9 Pumps and Variable Frequency Drivers (VFD’s)

1.2.5.9.1 Contractor shall power and connect all 480 volts, VFD’s and pumps as mentioned on electrical drawings, SOW and specifications.

Re-use existing conduits from MCC to junction boxes next to pumps and install new liquid tight ¾” conduits for connections from junction boxes to VFD’s and from VFD’s to pumps. Furnish and locate these components as specified on mechanical drawings.

1.2.5.9.2 Contractor shall furnish and install ¾” RGS conduits from five (5) new VFD’s to the JCI control panel for communication wire.

1.2.5.9.3 Re-use existing RGS ¾” conduits for the two (2) pumps that had VFD’s.

1.2.5.9.4 All communication wiring shall be new. Installation and connection arriving to Johnson Control Inc. (JCI) control panel shall be notified to COR to properly coordinate with JCI. See electrical drawings for location.

1.2.5.10 Contractor shall provide all required test by code and technical specifications as grounding, dry-type transformer and main breaker test. Perform insulation resistance test (Megger test) for the circuit run from the MCC to substation.

1.2.5.11 Contractor to provide their own temporary light in Mechanical room area when working without power.

1.2.5.12 Provide clear directory indicating circuit number of equipment being feed or any other use in order to be identified with ease. Hand written directories are not acceptable. Each panel board shall be labeled on exterior door; also shall be labeled with NFPA warning indicating danger logo of electric shock.

1.2.5.13 All electrical boxes, Junction boxes or disconnect switches installed outdoors, shall have proper rain tight terminations to conduits.

1.2.5.14 The Contractor shall develop a complete set of electrical “As-Built” drawings, including final connections to MDP. This set shall be part of the “As Built” set of the complete project that the Contractor must provide as part of the “Close-Out Documents” listed in Section 01 78 00, Close-Out Procedures.

1.2.5.15 Utility Outages: Work shall be scheduled to hold power outages to a minimum. Power outages and connections required during the prosecution of work that affect existing systems shall be arranged for the convenience of the Government and facility users and may be done Monday thru Friday or out of regular work hours, including weekends. Requests for utility outages and connections shall be made in writing to the Contracting Officer at least 30 calendar days in advance of the time required. Each request shall state the facilities to be impacted, approximate duration of outage, and the nature of work involved. Utilities outages during a holiday are to be considered an exceptional event, under emergency condition or circumstances, that otherwise will result in a significant adverse impact to the contract.

1.2.5.16 All work shall be in compliance with the National Fire Protection Association (NFPA) National Electrical Code NFPA-70 latest edition, Life Safety Code NFPA 101, American Disability Act (ADA), Illuminating Engineering Society of North America (IESNA), US Army Corps of Engineers (USACE) TI-800-1 National Electrical Manufacturers Association (NEMA), Puerto Rico Electric Power Authority (PREPA) and the U.S. Environmental Protection Agency

1.2.5.17 Work shall be performed by licensed qualified electricians.

1.2.5.18 Panel board, disconnect switches and circuit breakers shall be clearly labeled with plastic labels, duly protected as per technical specifications.

1.2.5.19 Temporary Utilities: Contractor may use Government utilities (electricity and water) at the project site. If power outage in the area is required by contractor he/she shall bring temporary light for mechanical room.

1.2.5.20 MCC shall be labeled on exterior door and at identified at each breaker; also shall be labeled with NFPA warning indicating danger logo of electric shock.

1.2.5.21 Panel boards, existing disconnect switches and circuit breakers shall be clearly labeled with plastic labels, duly protected as per technical specifications. Provide also plastic labels, to each cover plate of receptacle, toggle switch, lighting fixture and conductors, indicating circuit number and panel board where circuit is connected.

1.2.5.22 Existing conduits and conductors coming attached to the MCC and to the Main Distribution Panel (MDP) “M” shall remain and be re-used where indicated. New conduits will be required where indicated in drawings.

1.3 BID SCHEDULE

1.3.1 Base Bid - Contractor is responsible to provide a breakdown of work in similar format as provided by the Government on Attachment 1 BEAKDOWN TEMPLATE. This breakdown is to ensure Contractor consider all work stated in the statement of work an ease the technical evaluation process.

1.4 CODES AND STANDARDS

1.4.1 General

1.4.1.1 The project shall be constructed in accordance with the applicable codes, standards, design parameters or regulations noted in this section or other sections in the Statement of Work. In the event of conflict between codes, standards, or regulations, the most stringent requirement shall apply.

1.4.1.2 Reference to standard specifications of any technical society, organization, or association, or to codes, manuals or regulations of

Federal, State, or local, authorities shall mean the latest standard, code, manual, regulation, specification, or tentative specification adopted and published at least 30 days prior to submittal of proposals, unless specifically stated otherwise.

1.4.1.3 The reference of any code or standard listed below to the “building official” or the authority having “jurisdiction” or “governmental authority” shall be interpreted to refer to the Contracting Officer as being the authority for code interpretation.

1.4.2. Basic Requirements

1.4.2.1 GENERAL: Construction shall be in accordance with the following codes, standards, and regulations. The most stringent shall govern when differences occur.

1.4.2.2 Building, Structural, Plumbing and Mechanical Codes: the latest edition of the Standard Building, Plumbing and Mechanical Codes and the Puerto Rico State Building, Plumbing and Mechanical Codes.

1.4.2.3 Electrical Codes: National Electrical Code, latest edition, National Electrical Safety Code latest edition, NFPA and National Safety

Code.

1.4.2.4 National Fire Protection Association Fire Codes, latest edition, and MIL.HANDBOOK 1008A, Fire Protection for Facilities.

1.4.2.5 Applicable OSHA Standards and Regulations.

1.4.2.6 Uniform Federal Accessibility Standards and ADA Standards, whichever is stricter.

1.4.3 Structural

In addition to the general requirements stated above, any structural design and construction considered in this contract will meet the latest editions of the following codes, standards, and specifications:

1.4.3.1 The Aluminum Association, “Specifications for Aluminum Structures”.

1.4.3.2 American Concrete Institute (ACI), “ACI-31B, Building Code Requirements for Reinforced Concrete”.

1.4.3.3 American Concrete Institute (ACt), “ACI-SSO, Building Code Requirements for Masonry Structures.

1.4.3.4 American Institute of Steel Construction (AISC), “Specification for the Design, Fabrication, and Erection of Structural Steel for Buildings”.

1.4.3.5 American Iron and Steel Institute (AlSl), “Specifications of the Design of Cold-Formed Steel structural Members”.

1.4.3.6 American National Standards Institute (ANSI), “American Standard Building Code Requirements for Reinforced Masonry”.

1.4.3.7 American Welding Society (AWS), “Structural Welding Code”.

1.4.3.8 American Society of Civil Engineers (ASCE), ASCE-7, Minimum Design Loads for Buildings and Other Structures.

1.4.3.9 American Society for Testing Materials (ASTM) as noted.

1.4.3.10 Brick Institute of America (BIA), Recommended Building Code Requirements for Engineered Brick Masonry”.

1.4.3.11 Metal Building Manufacturers Association (MBMA), “Low Rise Building Systems Manual”.

1.4.3.12 National Concrete Masonry Association (NCMA), “Specifications for the Design and Construction of Load Bearing Concrete

Masonry”.

1.4.3.13 National Forest Products Association, “National Design Specifications for Stress Grade Lumber and Its Fastenings”.

1.4.3.14 Steel Deck Institute (SDI), “Publication 25” and “Diaphragm Design Manual”.

1.4.3.15 Steel Joist-Institute (SJI), ‘Standard Specifications, Load Tables and Weight Tables for Steel Joists and Joists Girders”, 40th Edition.

1.4.4 Architectural (NOT USED)

1.4.5 Plumbing and Mechanical

In addition to the general requirements stated above, plumbing and mechanical design will meet the latest editions of the following codes, standards, and specifications:

1.4.5.1 Exterior water lines shall meet AWWA specifications for the Service required. Domestic water lines, if plastic, shall bear the NSF seal.

1.4.5.2. All mechanical equipment provided, furnished and installed shall be in compliance with local codes and ordinances and the applicable codes and standards of the National Sanitation Foundation (NSF), the American Gas Association (AGA), the Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE), the National Fire Protection Association (NFPA), the Underwriters Laboratories (UL) and the American Standard Plumbing Code.

1.4.5.3 Plumbing shall be designed and installed in accordance with the latest edition of the National Standard Plumbing Code.

1.4.5.4 The proposed sprinkler head replacement shall in compliance with the National Fire Protection Association (NEPA) standards.

1.4.6 Electrical

In addition to the general requirements stated above, electrical equipment shall conform to the requirements of the American Institute of Electrical Engineers, American Standards Association, National Electrical Manufacturers Associations and Underwriters Laboratories, Inc.

1.4.7 Fire Protection

Fire protection shall comply with the Standard Building Code (SBC), NFPA National Fire Codes especially NFPA SOlD (NFC) latest edition as of the date of the contract.

1.4.7.1 Fire Alarm System

Contractor shall connect the A/C machines with the Fire Alarm System. Contractor shall coordinate with the Government, no later than 14 days prior to the proposed start of fire alarm system works, an inspection for the existing building fire alarm system and shall include a certification as a fully operational system. Contractor shall be present at all times during the inspection of the fire alarm system with the Government and maintenance personnel. This inspection will validate the current condition of the fire alarm system that will be transferred to the contractor’s responsibility.

Contractor shall receive the certificate of the fire alarm system inspection before performing works to the fire alarm system. Also, contractor shall certify the fire alarm system of the building after performing contracted works to the fire alarm system. Contractor shall coordinate with COR to ensure the existing Preventive maintenance contractor for the fire alarm system is present to accept the work associated with the Fire Alarm.

1.4.8 Technical Organizations and Regulatory Agencies

Throughout the Construction Industry including master specification guides developed by United States Army Corps of Engineers, Construction Specifications Institute and the American Institute of Architects, certain acronyms and/or abbreviations are used to refer to various technical and regulatory organizations which provide standards for their respective trade. The following acronyms and abbreviations are defined to mean the listed organization, and are provided for the Contractor’s convenience. Both names and addresses are subject to change, and are not guaranteed to be up-to-date. Where no other standard or specification is provided, the standards of these organizations apply to this contract unless otherwise specified.

Aluminum Association 818 Connecticut Avenue, NW Washington, D.C. 20006 202-862-6100

AAMA American Aluminum Manufacturers Association 35 East Wacker Drive Chicago, Illinois 60601 312-782-8256

AASHTO American Association of State highway and Transportation Officials 444 North Capitol Street 9 Washington, D.C. 20001 202-624-5800

ACI American Concrete Institute Box 19150, Redford Street Detroit, Michigan 48219 313-523-2600

“Building Code Requirements for Reinforced Concrete”

AGA American Gas Association 1515 Wilson Boulevard Arlington, Virginia 22209 703-841-8400

AI Asphalt Institute Asphalt Institute Building College Park, Maryland 20740

AAN American Association of Nurserymen 1250 I Street, Suite 500 Washington, DC 20005 202-789-2900 “American Standard for Nursery Stock”

A.ATCC American Association of Textile Chemists and Colorist P.O. Box 12215

Research Triangle Park, NC 27709 919-549-8141

ACIL American Council of Independent Laboratories 1725 K. Street Washington, DC 20006 202-659-3766

ACPA American Concrete Pipe Association

222W. Las Colinas Blvd. Suite 641 Irving, TX 75039-5423 972-506-7216 “Concrete Pipe Design Manual”

ACPPA Asbestos Cement Pipe Producers Association

ADC Air Diffusion Council 435 N. Michigan Avenue Chicago, IL 60611 312-527-5494

AGA American Gas Association 1515 Wilson Blvd.

Arlington, VA 22209 703-841-8400

AHAM Association of Home Appliance Manufacturers 20 N. Wacker Drive Chicago, IL 60606 312-984-5800

AIA American Institute of Architects 1735 New York Avenue, NW Washington, DC 20006 202-626-7300

AIA American Insurance Association 85 John St.

New York, NY 10036 212-433-4400

AISC American Institute of Steel Construction 400 N. Michigan Avenue Chicago, IL 60611 312-670-2400

“Specification for the Design, Fabrication and Erection of Structural Steel for Buildings’ and “Code of Standard Practice for Steel Buildings and Bridges.”

AISI American Iron and Steel Institute

1000 16th St., NW.

Washington, DC 20027 202-452-7100

AITC American Institute of Timber Construction 333W. Hampden Avenue

Englewood, Co 80110 303-761-3212

AMCA Air Movement and Control Association 30W. University Drive Arlington heights, IL 60004 312-394-0150

ANSI American National Standards Institute 1430 Broadway

New York, NY 10018

APA American Plywood Association

P.O. Box 11700 Tacoma, WA 98411 206-565-6600

ARI Air Conditioning and Refrigeration Institute 1501 Wilson Blvd.

Arlington, VA 22209 706-524-8800

ASC Adhesive and Sealant Council 1500 Wilson Blvd.

Arlington, VA 22209 703-841-1112

ASCE American Society of Civil Engineers 1801 Alexander Bell Drive Restin, VA 20191-4400 703-295-6000

ASHRAE American Society of Heating, Refrigeration & Air Conditioning Engineers 1791 Tullie Circle NE

Atlanta, GA 30329 404-627-8400

ASLA American Society of Landscape Architects 1732 Connecticut Avenue, N.W.

Washington, DC 202-466-7730

ASME American Society of Mechanical Engineers 345 East 47th Street

New York, NY 10017 212-644-7722

ASPE American Society of Plumbing Engineers 15233 Ventura Blvd.

Sherman Oaks, CA 91403

ASSE American Society of Sanitary Engineers

P.O. Box 9712 Bay Village, OH 44140 216-835-3040

ASCE American Society of Civil Engineers 1801 Alexander Bell Drive Restin, Virginia 20191-4400 703-295-6000

ASTM American Society for Testing and Materials 1916 Race St.

Philadelphia, PA 19130 215-299-5400

AWI Architectural Woodwork Institute 2310 S. Walter Reed Dr.

Arlington, VA 22206 703-671-9100

AWPA American Wood-Preservers Association 7735 Old Georgetown Road Bethesda, MD 20014 301-652-2109

AWPB American Wood Preservers Bureau

225. Randolph Street

Arlington, VA 22206 703-931-8180

AWPI American Wood Preservers Institute 1945 Old Gallows Road #550 Vienna, VA 22182 703-893-4005

AWS American Welding Society 550 Leiune Road Miami, FL 33135 05-642-7090

AWWA American Water Works Association 6666 Quincy Avenue Denver, CO 80235 303-794-7711

BHMA Builder’s hardware Manufacturers Association (c/n TGAM) 60 East 42nd Street, Room 1807

New York, NY 10017 212-682-8142

BIA Brick Institute of America 11490 Commerce Park Drive Reston, VA 703-620-0010 ‘Recommended Building Code Requirements for Engineered Brick Masonry’

CDA Copper Development Association 405 Lexington Avenue New York, NY 10017 212-953-7300

CISPI Cast Iron Soil Pipe Institute 1499 Chain Bridge Road McLean, VA 22101 703-827-9177

COE U.S. Army Corps of Engineers

475 Harrison Ave, Ste 202 Panama City, FL 32401 850-763-0717

CRSI Concrete Reinforcing Steel Institute 180 North LaSalle Street

Chicago, IL 60601 312-372-5059

CS Commercial Standard of NBS (U.S. Dept. of Commerce) Government Printing Office

Washington, DC 20402

DEP Florida Department of Environmental Protection 160 Governmental Center

Pensacola, FL 32501-5794 850-444-8300

DHI Door and Hardware Institute 7711 Old Springhouse Rd.

McLean, VA 703-556-3990

EIA Electronic Industries Association 2001 Eye Street, NW Washington, DC 20006 202-457-4900

EPA Environmental Protection Agency

FCC Federal Communications Commission 1919 M Street NW

Washington, DC 20554 202-632-7000

FDOT Florida Department of Transportation District 3 (Destins local district) 1074 Highway 90 East Chipley, Florida 32428 850-638-0250

FDOT Florida Department of Transportation Central Office 605 Suwannee Street Tallahassee, Florida 32399

FCI Fluid Controls Institute P.O. Box 3954 Tequesta, FL 33458 305-746-6466

FGMA Flat Glass Marketing Association 3310 Harrison Topeka, KS 66611 913-266-7013

FHA Federal Housing Administration (U.S. Dept. of HUD) 4517 Seventh St., SW Washington, DC 20201 202-7557353

FM Factory Mutual Engineering Corp.

Norwood, MA 02062

FS Federal Specification (General Services Admin.)

Building 197 Washington Navy Yard, SE Washington, DC 20407

FTI Facing Tile Institute Box 8880 Canton, OH 44711 216-488-1211

GA Gypsum Association 1603 Orrington Avenue Evanston, IL 60201 312-491-1744

HPMA Hardwood Plywood Manufacturers Association 1852 Michael Faraday Drive

Reston, VA 22090 703-435-2900

IA The Irrigation Association 1911 N. Fort Myer Drive Suite 1009 Arlington, VA 22209 703-524-1200

ES Illuminating Society of North America 345 E. 47th Street New York, NY 10017 212-644-7926 “Lighting Handbook”

IEEE The Institute of Electrical and Electronic Engineers, Inc.

345 East 47th Street New York, NY 10017 (ANSI C2-1990) ILI Indiana Limestone Institute of America Stone City Bank Bldg.

Bedford, IN 47241 812-275-4426

IPCEA Insulated Power Cable Engineers Association

IRI Industrial Risk Insurers 85 Woodland Street Hartford, CT 06102 203-525-2601

MBMA Metal Building Manufacturer’s Association 1300 Sumner Avenue Cleveland, OH 44115 216-241-7333

MCAA Mechanical Contractors Association of America 5530 Wisconsin Avenue Washington, DC 20015 202-654-7960

MIA Marble Institute of America 22505 State Street Farmington, Ml 48024 313-476-5558

MIL Military Standardization Document (U.S. Dept. of Defense) Naval Publications and Forms Center

Philadelphia, PA 19120

MLSFA Metal Lath/Steel Framing Association 221 N. LaSalle Street Chicago, IL 60601 312-346-1600

MSS Manufacturers Standardization Society of the Value and Filling Industry 127 Park Street, NE Vienna, VA 221 80-4602 703-281-6613

NAAMM The National Association of Architectural Metal Mfgrs.

221 N. LaSalle Street

Chicago, IL 60601 312-346-1600

NAPF National Association of Plastic Fabricators

1701N St., NW Washington, DC 20027 202-656-8874

NAPHCC National Association of Plumbing-Heating-Cooling Contractors P.O. Box 6808

Falls Church, VA 22046

NBGQA National Building Granite Quarries Association 202 S. Third Avenue Cold Springs, MN 55107

NBS National Bureau of Standards (U.S. Dept. of Commerce) Gaithersburg, MD 20234

NCMA National Concrete Masonry Association P.O. Box 781

Herndon, VA 22070 703-435-4900 “Specification for the Design and Construction of Load-bearing Concrete Masonry”

NEBB National Environmental Balancing Bureau 8224 Old Courthouse Road Vienna, VA 22181 703-734-3840

NEC National Electric Code (by NFPA)

NECA National Electric Contractors Association 7315 Wisconsin Avenue Washington, DC 20014 202-657-3110

NEII National Elevator Industry, Inc.

600 Third Avenue New York, NY 10016 212-986-1545

NEMA National Electrical Mfg. Association 2101 L. Street, NW Washington, DC 20037 202-457-8400

NESC National…