472_24127_RLO_Oaks CF_PA System-Emergency Siren_ADD 02.pdf

DTMB-0414 (Rev 12/17)

DEPARTMENT OF TECHNOLOGY, MANAGEMENT AND BUDGET

State Facilities Administration Design and Construction Division

CONSTRUCTION BID ADDENDUM NO.2

This form identifies an Addendum to Bidding Documents, and incorporates interpretations or clarifications, modifications, acceptance of proposed “or equal” materials, and other information into the Bidding Documents. Addenda will be numbered by the Professional and distributed through www.michigan.gov/SIGMAVSS as an attachment.

TO:

ALL BIDDERS

DATE ISSUED

10/17/2025

PROJECT NAME

PA System-Emergency Siren - Oaks Correctional Facility, 1500 Caberfae Hwy, Eastlake MI 49626

FILE NUMBER

472/24127.RLO

PROFESSIONAL

Commtech Design, Inc.

PROJECT DIRECTOR

Ronda Osga

BID OPENING DATE:

10/22/2025

ADDENDUM ITEMS: (attach additional sheets and drawings if required) Attachments

1. Meeting Attendance record, Pre-Bid sign-in sheets.

2. Updated Specification 28 1800

Specifications

1. See re-issued Specification 28 1800

2. Add to the Paging system scope the requirement to install and configure an owner provided Cisco Ethernet switch at each building to allow connection of the Paging system to the network

a) Add paragraph 3.02, C, 4.

b) See highlighted area in reissued specification 28 1800

3. Change Speaker Type

a) Change line 2.12, E 11 to read:

b) “Speaker shall be Community #R.15COAX Atlas Sound #SM82T-B, Black in color or equal”

c) See highlighted area in reissued specification 28 1800

Drawings reissued

1. None

Questions:

1. Spec section 28 1800 2.12.E specifies an Atlas Sound #SM82T-B speaker for type S5. Drawing TC301 specifies a Community #R.15COAX GREY for speaker type S5. Which speaker is required?

a) Speaker Type S5 shall be the Community R.15COAX GREY. See specification change above.

2. Door Hardware spec section 28 3501, Hardware Group No. 01 specifies that existing mag locks are to be abandoned in place OR removed and returned to owner. Which is required?

a) Maglocks that are no longer to be used shall be removed and handed to the owner. Remove cabling associated with door hardware that is no longer to be used.

3. Door Hardware spec section 28 3501, Hardware Group No. 03 specifies that we are to supply a new 6400 series electric strike but drawing TC308 shows to reuse existing. Is a new electric strike required?

a) Provide Strike as part of the project. Reuse existing ES as part of the base bid. Provide the 6400 ES and include in Attic Stock.

http://www.michigan.gov/SIGMAVSS

4. Door Hardware spec section 28 3501, Hardware Group No. 04 specifies that we are to field verify that the existing panic bar is operating reliably and if new is needed we are to supply a new 98-NL and related RIM cylinder. What size, finish and trim is required for the replacement 98-NL?

a) Include in the base bid a new 98-NL. Assume Aluminum in color and sized to fit a 36” door. Field measure prior to ordering. Include full trim kit.

5. Door Hardware spec section 28 3501, Hardware Group No. 06 specifies that we are to supply a new 98-NL and related RIM cylinder. What size, finish and trim is required for the replacement 98-NL?

a) Include in the base bid a new 98-NL. Assume Aluminum in color and sized to fit a 36” door. Field measure prior to ordering. Include full trim kit.

Clarifications:

1. None

ACKNOWLEDGEMENT: This Addendum must be acknowledged by the Bidder in the space provided in the Bid Summary and Bid Form. Failing to acknowledge Addenda may be cause for the Bid to be rejected. Addenda will become part of the Contract Documents.

PROFESSIONAL: Bret Emerson, Commtech Design Inc. DATE: 10/17/2025

APPROVED BY:

PROJECT DIRECTOR: Ronda Osga DATE: 10/17/2025

State of Michigan

Department of Technology, Management and Budget

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

Oaks Correctional Facility

PA System – Emergency Siren

PAGING SYSTEM - ADD02 28 1800-1

SECTION 28 1800 – PAGING SYSTEM

PART 1 - GENERAL

1.01 SECTION INCLUDES

A. This section provides detailed specifications for the new audio paging system in the building.

1.02 DESCRIPTION OF PROJECT

A. The building and site shall have a new audio paging system.

1. The system shall consist of, but not be limited to speakers, cabling, headend equipment, user microphones, central server/appliance and programmable control software.

2. Speakers shall be installed where shown on the drawings. The different paging zones shall be wired individually for occupied spaces.

a. Replace all existing speakers and

3. Control of the zones and other configuration parameters shall be via a Windows based PC interface or direct connection to the headend via touchpanel. The control system shall allow change of paging groupings of the various zones.

4. The paging system shall have pre-recorded messages and tones that are playable on a schedule or on demand based on input from the touchpanels.

5. Integrate existing emergency siren to be controlled by the paging system. See drawings.

1.03 SHOP DRAWINGS

A. Shop drawings shall be submitted by the Contractor for approval prior to installation of the work. The shop drawings shall show all data relating to the structural, electrical, wiring diagrams, etc.

B. The wiring and connectivity to be added to any racks and wallfields shall further be shown.

Changes shall be reflected on existing layouts where applicable. For all new racks or wallfields required, the Contractor shall show a total elevation view of the layout.

C. Shop drawing shall specifically detail speaker zones and their associated zone designations.

1.04 CONTRACTOR

A. The Contractor shall accept complete responsibility for the installation, certification, and support of the system. Contractor must show proof that they have the certifying manufacturer's support on all of these issues.

B. All work shall be performed and supervised by technicians and project managers who are qualified to install Integrated paging systems and cabling and to perform related tests as required by the manufacturer in accordance with the manufacturer's methods.

C. The vendor (including Subcontractor(s) if any) shall have a proven track record in paging system configuration and installation. This must be shown by the inclusion of details of at least 3 projects involving the installation of like sized systems that have been completed by the vendor in the last 2 years.

PART 2 - PRODUCTS

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-2

2.01 MANUFACTURERS

A. The manufacturer of the paging system shall have been designing, manufacturing, and installing systems for a period of no less than 5 years.

B. Approved manufacturers,

1. Biamp

2. AtlasIED

3. QSC

4. Valcom

5. Others as approved prior to bid responses.

C. Note that all systems installed shall be routed between the building via the existing Cisco network.

1. Verify the paging system being proposed will operate with the existing network equipment.

2.02 AUDIO PAGING SYTEM

A. The paging system shall provide at a minimum the following functions and features:

1. Shall allow administrators to make announcements or sound tone events to any individually wired group of speakers, or any electronically combined group of speakers.

2. Administrators shall be able to access the speakers through any telephone tied directly into the telephone system or designated paging system handset.

3. System shall interface with any telephone system, thus allowing an upgrade or replacement of the telephone system without suffering a requirement to replace, or lose any feature of, their paging system.

a. Any system that limits system features based upon any selected telephone system, and/or is proprietary to one or only a few telephone systems shall not be acceptable.

4. Pass codes shall be available to restrict access to the system if the owner deems them necessary.

5. Speaker zones shall be software assignable to different owner required groups. These groups shall be independent of the time groups.

6. Distribution of general announcements shall be possible from any administrative telephone, staff telephone, or classroom telephone. The system shall be capable of providing all-call, group call, multiple group call, or dial-on-the-fly page groups.

7. The system shall provide for the distribution of emergency announcement(s) from any authorized telephone to all areas furnished with a loudspeaker. Emergency announcements shall have the highest system priority.

8. This is a one-way system. There is no requirement for talkback from the users.

B. The electronics of the paging system shall have the following capabilities:

1. The system shall be microprocessor based and shall be capable of handling the quantity of hardwired zones as shown on the drawings. In addition, provide for no fewer than two additional zone hardwired outputs for future use.

a. The system shall be able to have software assigned groups and zones.

2. System shall be modular in design and capable of expanding in increments.

3. Programmable features shall be stored in non-volatile memory and shall not be lost due to power failures.

4. System functionality must include the capability to manually distribute any number of tones or pre-recorded files via pushbuttons, contact closure, or dial up tones from any administrative telephone.

a. These tones shall be customizable with respect to cadence, type, and duration.

Dial up tones must only be accessible by authorized users.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-3

5. The system shall have the ability to control all system relays. Relays shall be DTMF controlled, automatically cycle at a programmed time of day, follow time schedule events, follow time group events, follow security calls, and follow emergency and ADA calls. All relays must be software programmable with the flexibility to change as required.

6. The system shall provide at least ten (5) simultaneously operating, non-restrictive program distribution channels. The audio program material shall be controlled and distributed with administration PC software allowing simple and easy changes.

7. The system shall be capable of adding auxiliary inputs such as an XM Radio, Ipod or CD player to play over any group of speakers at a certain time. The auxiliary input shall be assignable just like bell tones and announcements.

8. See the drawings for the paging zones required.

C. The interface for control of the time events and paging groups shall be via a Windows PC with an Ethernet connection and a touchpanel to the network.

1. Control software shall be installed and reside on three (3) administrator’s PC’s. The software shall guide the user through the setup and control of all aspects of the paging system.

a. Install on the Video Security system PC in Central Control, maintenance PC and one of the inspectors’ PC’s

2. Provide a 1, 2, 3, or 4-digit numbering plan, thus allowing the zone to be custom numbered as per the owners’ requirements.

3. Individual groups of speakers wired in sequence shall be assignable to a distinct number. The system shall have the capability of assigning numerous groups of wired speakers to one dialing group. All groups shall be programmed by the Contractor prior to acceptance of the system.

4. The control software shall be a GUI interface that allows the owner to control zones and tone schedule.

D. The actual system electronics shall be capable of being mounted in a standard 19-inch relay rack or being mounted on a communications wallfield.

1. Power shall be from a standard 110V AC outlet or UPS system.

2. System shall have a ground connection that can be attached directly to a telecommunications ground bar.

3. If the system is to be installed in a 19” communications rack or cabinet, the contractor shall provide that cabinet.

2.03 PAGING MESSAGE SERVER/PROCESSOR

A. The paging message server shall provide daily communication, emergency notification, calendar event scheduling, graphical interface, clock control, and on demand distribution of WAV files, pre-recorded audio, and text to simultaneous groups of speakers, speakers with text, strobes, and threat level indicators.

B. The paging message server shall feature a simple browser-based interface including graphics, icons, and calendar.

1. Schedule control shall be via automatic initiation (based upon day of the week, calendar date up to one year in advance) or software controlled daily as needed.

C. The paging message server shall provide multiple simultaneous schedules, multiple events per schedule and up to 12 simultaneously occurring events.

1. The schedules shall feature one-second resolution.

2. Events shall be capable of controlling paging, relays, text, and streaming audio.

3. The paging message server shall allow cascading events from a single time trigger.

4. Schedules shall be presented to the user in a calendar view showing day, date, year and months.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-4

5. The paging message server shall provide for default screen view, permissions based log-in, and roles

D. Paging message server shall manually initiate origination of unscheduled events and shall import and convert audio files from wav files with an option to enhance the wav file audio during import and an option to pre-record messages to be utilized for daily communication and emergency alerts.

1. Events shall feature programmable pre/post page delays and volume control per event.

2. A master volume control (system-wide) shall also be available.

E. The server shall control IP to line level audio output devices to provide streaming audio to page group(s)

F. Shall use Contact Closure inputs/outputs to execute events from the Playlist. Provide and install IP to I/O relay device where required for a complete system.

G. Paging message server shall be capable of sending and receiving CAP (Common Alert Protocol) messages and executing multiple emergency voice messages and text from key words of one or more CAP message files.

H. The server shall communicate with VIP-102B setup tool for setup and dial code information.

1. The ability to control receipt of messages based upon priority shall be inherent.

2. Audio storage capacity shall be 25,000 seconds.

3. The Communication/Notification Server shall include a Smart UPS (Uninterrupted over

Supply) to provide continued communication during power loss and brown-outs.

4. The smart UPS shall automatically and gracefully shut down the Communication/

Notification Server after an extended power loss so when power is restored, the Communication/Notification Software shall be fully operational.

I. The paging processor / server shall be the Valcom VE6030-1 or equal.

J. Equip with a keyboard and monitor. Monitor shall be mounted to side of rack or cabinet.

2.04 SERVER PARTS

A. Equip the server with a keyboard and mouse. Wired type.

1. Mouse shall be low profile to fit into keyboard shelf

2. Keyboard and mouse shall be no taller than 1.75”.

B. Equip the server with a monitor and monitor mount arm C. Monitor -21” diagonal

1. LCD Displays shall be installed as shown on the drawings.

2. Displays shall be 16:9 and shall include speakers and a mount plate for wall or ceiling mounting

3. Native Resolution of 3840x2160

4. Video input shall be a minimum of:

a. HDMI Input

b. DVI

5. Equipped with VESA compatible mounting holes

6. Display shall be no thicker than 4-1/2 inches.

7. 21” LCD display shall be LG #22MD4KA-B or equal

D. Monitor arm.

1. Shall support lcd in the communications room.

2. Mount to side of rack or cabinet. Custom attach at working height.

3. Shall be adjustable and articulatable.

4. Monitor arm shall have VESA standard mounting capabilities

5. Shall be SIIG # CE-MT2K12-S1 or equal

E. Power strip -rack mount

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-5

1. Where noted on the drawings provide and install a power strip for connection of the paging equipment.

2. Shall be rack mountable

3. Shall be Tripp Lite #RS-1215-RA or equal.

2.05 RACK SHELVES

A. Keyboard and Mouse shelf.

1. Provide a rack mount keyboard and mouse shelf.

2. Shall be a Slide-out with mouse shelf pull out.

3. Shall be mounted just above paging server

4. Pull out shelf shall be IANENCLOSURES # RSF1111BK21F4K2 or equal

B. Component shelf

1. Where there is a need to install adapters or line level parts the contractor shall install a rack mount shelf.

2. Where power injectors or other adapters are required to be connected to a component of the paging system they shall be mounted to a shelf. Provide and install shelf at these locations.

3. Shall be minimum 12” deep

4. Shall be Middle Atlantic #UFA-14.5 or equal

2.06 WALLFIELD EQUIPMENT

A. Plywood for Wallfields:

1. Plywood shall be American Plywood Association (APA), Grade A-C at minimum.

Meaning that the “A” side is smooth and paintable, neat repairs are permissible. “C” side allows knotholes to 1 inch and limited splits are permitted. “A” side is used for mounting; “C” side is installed towards the wall.

2. Plywood shall be 3/4-inch-thick and shall come in 4 foot x 8 foot sheets with a quantity of sheets installed as per the detailed drawings.

3. All plywood used for wallfields shall be fire-retardant plywood and shall be stamped as such.

a. Shall have a Flame-spread rating of 25 or less,

4. Each piece of plywood with one coat of white paint. Paint all edges.

a. Do not paint over one of the Fireproof stamps on the plywood. Leave this so that the owner can identify that the plywood installed is fire-retardant.

B. Terminal strip

1. Provide and install terminal strips (Barrier Strip) to connect the speaker wires to the Amplifier wires

2. Install on the plywood wallfield.

3. Provide in quantity to connect each speakers zone and each amplifier zone

4. Shall support wires from 14 AWG to 22 AWG

5. Shal be for minimum of 6 circuits, 12 wires

6. Shall be Molex BEAU 38770 series or equal.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-6

7.

2.07 IP RELAY INPUT/OUTPUT DEVICE (I/O)

A. Where required, and where noted, provide an IP to IO device with relays.

B. Networked Input & Relay Module shall allow passing of contact closures, which are.

software programmable to be either Form A or Form B, over an IP-based LAN/WAN.

C. IO device shall include:

1. 8 Relay Contacts That Are Programmable To Form A or Form B

2. 8 Contact Closure Inputs

3. RJ-45 For Network Connection

4. Front Panel Activity LED

5. Removable Connector Provided For Input And relay Interface

6. 2.5mm Jack For DC Power

7. Power Over Ethernet (PoE) 802.3af Compliant

8. 1 to 11 Digit Dial Plans

9. Easy Windows Based Setup

D. Shall be Valcom VIP-848A or equal.

2.08 IP TO ANALOG DEVICE

A. The device shall provide four (4) channels of analog audio output that are remotely configurable. The peripheral shall receive up to 4 networked audio channels, networked audio, from the system processor.

1. Shall be rack mountable.

B. The Quad Networked Page Zone Extender (IP to Analog device) shall provide:

1. A single 10/100 Ethernet port,

2. 4 audio input/output circuits,

3. 4 digital contact closure inputs and

4. 4 N.O. relay contact outputs.

C. The unit shall be SIP compatible. Shall provide all circuitry and software to convert network data to zone page audio output.

D. The Quad Networked Page Zone Extender shall be powered via either an external 24 Vdc power supply or via an 802.3af PoE Ethernet switch port.

E. All setup and configuration of the device shall be via the Solutions Setup Tool. Provide the tool as part of the installation.

F. IP to 4 port analog device shall be Valcom VE8004BR or equal.

2.09 AUDIO AMPLIFIER

A. Provide audio amplifiers to drive all new speakers that are to be part of the final installation B. Match audio output to the speakers to ensure driving the audio at full speaker level.

C. Note 4ohm and 8ohm and 70-volt requirements of speakers prior to ordering the amplifiers.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-7

D. Amplifiers shall be convection cooled power amplifiers delivering two or four channels of up E. to 200 watts per channel into 4 Ω and 8 Ω.

F. Amps shall be able to be bridged to supply up to 400 watts into 4 Ω and 8 Ω and up to 350 watts into 70 V or 100 V loads.

G. Shall include Auto-Ramp to provide quiet startup and power-down – H. The ENERGY STAR auto-ramp circuitry ensures quiet and fast power up from standby and seamless power-down following 25 minutes of inactivity.

I. Shall be rack mountable. Provide all rack mounting hardware.

J. Amplifiers shall meet or exceed the following standards:

1. Frequency response (4 Ω and 8 Ω) 20 Hz - 20 KHz +/- 0.1 dB

2. Signal to noise (20 Hz - 20 KHz) >100 dB

3. Input sensitivity 1.23 V (+4 dBu)

4. Gain at 8 Ω 25.0 dB

5. Output circuitry Class D

6. Input impedance >10k, balanced or unbalanced

7. Maximum input level 12.3 V (+24 dBu)

8. Input connectors: 3.5 mm Euro, 5 position (green) 3.5 mm Euro, 10 position (green)

9. Remote connectors: 3.5 mm Euro, 5 position (black) 3.5 mm Euro, 10 position (black)

10. Output connectors: 5 mm Euro, 4 position (green)

K. Amplifier shall be capable of the following output speaker power:

L. Amplifiers shall be:

1. QSC #SPA series or equal

2.10 DESKTOP CONSOLE TOUCHPANEL

A. Provide a networked touch screen controller for control of audio zone paging choices from the central control station desk.

B. The console shall consist of a 10in color touch screen display, a loudspeaker, a USB handset and a cradle attachment.

C. Console Desktop device shall provide initiation or reception of live voice, pre-recorded audio, and WAV file announcements to IP audio gateways, IP speakers/horns, and IP speakers with text.

D. The integrated handset shall assure privacy for two-way intercom calls while the convenient rear mounted speakers provide one-way group audio.

E. Console Desktop Display shall send live or pre-recorded audio files at the push of a button, F. Setup of the Interactive Console Desktop Display shall be performed using the IP Solutions

Setup Tool.

G. Additional programming will be done directly in the device through the touch screen interface, and via web browser interface.

H. The Interactive Console Desktop Display shall be constructed with a a pre-installed handset and an adjustable tilt screen for glare reduction.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-8

I. The device shall be table mountable with 4 non-skid pads to protect the table surface and to provide slip resistance.

J. The Interactive Console Desktop Display shall be a simple configuration via web browser interface. The device shall be powered via an Power over Ethernet Plus (PoE+): IEEE 802.3af Ethernet switch or power injector.

K. Desktop Console Touchpanel shall Valcom #VE8092 or equal.

L.

2.11 PAGING STATION -IP ATTACHED

A. Provide a paging station that includes a microphone and multi-button interface plate to allow announcements into multiple up to four zones.

1. Paging station shall consist of:

2. Vandal Resistant IP Handsfree Emergency Call Station that provides communication to four paging zones as set by the overall system.

3. Pressing a “Call” button on the paging station shall initiate an open audio path to any

SIP telephone, SIP address, intercom station or IP to analog gateway.

4. At the time of activation a call status LED shall flash.

B. Paging Station shall include:

1. Power over Ethernet (PoE) 802.3af compatible

2. Call buttons to initiate audio paths to a SIP address or any pre-configured zone as setup in the system and server.

3. SIP, Multicast

4. Brushed stainless steel faceplate.

5. High Survivability –No Server Needed

6. Vandal and Tamper Resistant

7. LED downlight illuminated faceplate.

8. 1, 2, 3 or 4 Call Button options

9. Brushed Aluminum finish.

10. Power via PoE: 802.3af, class 3

11. Networking 10/100 Mbps Ethernet port with Manual or Dynamic Host Configuration

Protocol (DHCP) IP address setup.

C. Speaker that is 3.5” in diameter D. Paging station shall be mounted on the wall but shall also be mounted on the desktop. Provide custom mounting on desktop and allow the user to talk into the microphone.

E. Wall mount Paging station shall be Valcom #VE9894-4-DOC-S or equal.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-9

1.

F. Desktop Paging Station shall be Valcom #VE9893-4-SD or equal.

1.

G. Equip each of these paging stations with a removeable microphone that is push to talk.

1. Provide a mic to line device between the in to analog device to transition the push to talk and mic level to line level input. See diagrams on detail sheets

2. Custom cut the paging stations to install a custom XLR connection in the side of the paging station.

3. Couple data cable and mic cable in a nylon mesh.

4. Install mic to line level interface

5. Desktop push to talk mic for desktop paging stations shall be Valcom V400 or equal.

Provide with XLR connection cable and connector in Paging station

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-10

6. Wall mount push to talk mic for desktop paging stations shall be Valcom V420 or equal.

Provide with XLR connection cable and connector in Paging station. Install mic holder to side of paging station.

7. MIC to Line adapter shall be installed. Install on wall as shown in details or in comm room depending on the manufacturers recommendation and cable loss on the mic level. Adapter shall be Valcom V9939C with power supply

8. Provide all cabling and connectors to connect microphones and configure them to page into a single zone inside the building where they are located.

2.12 SPEAKERS

A. Drop-ceiling speaker, Type S1

1. Speaker shall be an 8-inch loudspeaker with a painted white baffle.

2. Each speaker shall have a 10oz. magnet.

3. Sensitivity shall be 95Db at 4ft/1W.

4. Speaker voltage shall be 25 or 70-volt.

5. Provide a tile bridge with each speaker for installation in a standard drop ceiling.

6. Provide a back can for each speaker.

7. Speaker shall have taps at 1/8W, ¼W, ½W, 1, 2 and 4 watts.

8. Each speaker shall have an individual volume control on the speaker, recessed. No knob shall be present.

9. Paging system speakers for drop ceilings shall be Atlas Sound # SD72WV or equal.

10. Equip with security screws only.

11. Where the speaker shall be mounted flush into the drywall the contractor shall provide a backbox for the speaker.

B. Surface mount interior speakers in a backbox -high/open ceiling. Type S2

1. Speakers for indoor areas where there is no drop ceiling shall be installed inside a backbox that provides support for the speaker when mounted directly to the building structure.

2. Speaker shall be an 8-inch loudspeaker with a painted white baffle and backbox.

3. Each speaker shall have a 10oz. magnet.

4. Sensitivity shall be 92Db at 1M/1W.

5. Speaker primary voltage shall be 70Volt.

6. Provide all mounting hardware required to attach speaker and backbox to the building structure.

7. Speaker shall have 70 volt taps at .25, .5, 1.2 and 4 watts.

8. Equip with security screws only.

9. Paging system speakers for open or hard ceilings shall be Atlas Sound # SBMS or equal. This shall include speaker and backbox.

C. Paging Horn interior/exterior for small areas. Type S3

1. Speakers for exterior, gymnasium, and mechanical spaces shall be horn type speakers:

2. Horns for the exterior of the building shall be 30-watt horns that are weather-resistant.

3. Each horn shall be capable of being mounted to a standard double-gang backbox.

Speaker cables shall route through the base of the speaker and shall not be exposed.

4. All horns shall be white in color and be capable of being positioned anywhere in a 360-degree axis.

5. Exterior 30-watt horns shall be Atlas Sound #GA-30T or equal.

D. Surface mount interior speakers in a backbox -hard ceiling -Vandal Resistant. Type S4

1. Speakers (Vandal Resistant) for indoor areas where there is no drop ceiling shall be installed inside a backbox that provides support for the speaker when mounted directly to the building structure.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-11

2. Speaker shall be an 8-inch loudspeaker with a painted white baffle and backbox.

3. Each speaker shall have a 10oz. magnet.

4. Sensitivity shall be 96Db at 1M/1W.

5. Speaker primary voltage shall be 70Volt.

6. Provide all mounting hardware required to attach speaker and backbox to the building structure.

7. Speaker shall have 70 volt taps at .25, .5, 1.2 and 4 watts.

8. Equip with security screws only.

9. Paging system speakers for open ceilings shall be Atlas Sound # VP14MB or equal.

10. Provide the surface box, Atlas Sound #VP14ENC or equal.

E. Exterior speakers for middle sized areas. Type S5

1. Speakers h Assemblies shall be an outdoor rated speaker that can be mounted vertically or horizontally.

2. Speakers shall consist of a 2-way woofer and tweeter, within environment-resistant housings constructed of paintable UV-resistant, talc impregnated, polypropylene, injection molded

3. Each unit shall include a stamped, powder coated aluminum grille and removable C-shaped mounting bracket.

4. All hardware inserts shall be brass and threaded 1⁄4 "-20.

5. 150 Watt RMS system shall have:

a. 8" (133mm) HYCONE™ treated woofer and a

b. 1" exit compression type tweeter.

c. The dividing network crossover frequency shall be 2.5 kHz.

d. The dividing network shall include protection circuits for the high- frequency component.

6. Each unit shall include an internally mounted 60 watt 70.7/100V line matching transformer for use in distributed sound applications wattage taps and be screwdriver selectable via a sealed switch located near the input section.

7. Wattage taps shall be 0.94, 1.9, 3.7, 7.5, 15, 30, 60 @ 70.7V plus transformer bypass setting for direct coupled 8-ohm operation.

8. The loudspeaker system shall meet the following performance criteria:

a. Power handling, 150 Watts RMS;

9. Frequency response, 65Hz – 20kHz (±3dB); Sensitivity, 92dB SPL at one watt, 100Hz to 10kHz measured at a distance of one meter on axis.

10. Input connectors shall include:

a. A two-pole barrier strip capable of accepting up to two #14AWG cable.

b. A tongue-in-groove cover with rubber wire exit grommet shall be provided to protect the input connectors.

11. Speaker shall be Community #R.15COAX Atlas Sound #SM82T-B, Black in color or equal F. Exterior Horn for large areas. Type S6

1. The loudspeaker system shall be a two-way, full-range design with an IP45 rating.

2. It shall include a

a. 12” cast frame LF woofer and an integral, concentrically mounted

b. 1” exit compression driver coupled to a constant directivity high frequency waveguide.

3. The loudspeaker system shall be capable of providing a sound dispersion angle of

a. 90° horizontal by

b. 40° vertical in the 2kHz octave band. Rated

4. Power shall be 400 watts RMS based on EIA Standard RS-426B.

5. Enclosure

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-12

a. Shall be UV-resistant, linear low-density polyethylene (LLDPE) and shall include a 2-stage multiple mesh filter system for weather and rodent resistance:

6. Shall include a 20-gauge perforated aluminum screen on front mouth assembly, a 100 x 100 weave stainless steel mesh between HF horn and HF driver and a 100 x 100 weave stainless steel mesh over 12” woofer.

7. The loudspeaker shall include a stamped and formed, 6mm stainless steel powder coated mounting bracket assembly for surface mounting.

8. Sensitivity shall be

a. 102.5Db SPL (80Hz to 15kHz in 1/3 octave bands) measured at a distance of one meter on axis with a one-watt input half space (2.83V).

9. The input shall be via 7 position screw down terminal strip internally configured to allow input to an internally mounted 70.7V transformer with 50, 100, 200, 400-watt taps, and a bypass jumper direct coupled to the speaker for nominal 4Ω operation.

10. The system connections shall be protected from the elements by a screw affixed weather resistant cover.

11. Loudspeaker shall be Atlas Sound #FS12T-94 or equal.

12. Equip with custom mounting from wall. See notes for where speakers shall be installed above the roof line. Build custom mounting hardware. See details for mounting requirements

G. Surface mount interior speakers in an existing backbox -hard ceiling -Vandal Resistant. Type S7

1. Backbox and baffle is existing and shall remain for this type of speaker.

2. Remove existing speaker and replace with a new speaker.

3. Speakers shall be 8” dual cone speaker.

a. Each speaker shall have a 10oz. magnet.

b. Sensitivity shall be 96Db at 1M/1W.

c. Speaker primary voltage shall be 70Volt.

d. Speaker shall have 70 volt taps at .25, .5, 1.2 and 4 watts.

4. Provide all mounting hardware required to attach speaker to existing baffle and backbox.

5. Equip with security screws only.

6. Speakers shall be Atlas Sound #SD72 or equal

PART 3 - EXECUTION

3.01 GENERAL INSTALLATION

A. Contractor shall be familiar with the location(s) where the work will be done. No additional compensation will be made for items the Contractor claims he was not aware of during bidding.

B. Work Area:

1. All work areas shall be cleaned at the end of each day. All debris shall be cleaned and removed from the site and disposed of in the approved container for the site.

2. All equipment shall be moved out of common areas and stored in the Contractor’s lay down area, or in other approved storage locations on site.

3. Any work that is low hanging or may otherwise impede the general use of the space and cannot be removed shall be flagged and cordoned off by the Contractor.

C. All equipment and parts shall be installed in a neat and workman like manner. Good installation principles shall be used throughout the project.

D. All cables routed above the drop ceiling or in the ceiling area shall be installed square to the building. Diagonal cable runs are not permissible.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-13

E. All cut edges of conduits, boxes, raceway, etc., shall be trimmed and filed so that no burrs or rough edges will damage cable as it is installed.

F. If in the course of the work, the Contractor damages, marks, or misplaces any ceiling tiles the Contractor shall repair, and or replace the ceiling tile to the original condition.

1. the Engineer shall decide if ceiling tiles have been damaged, and based on the

Contractor’s proposed fixes, shall decide the best course of action to repair any damage done by the Contractor to the ceiling tiles.

G. It shall be the responsibility of the Contractor to repair any damage done to the structure or finishes in the building by the Contractor. The building shall be returned to its original condition prior to final sign off of the project.

H. The Contractor shall be responsible for locating the speakers of the audio systems in each room. The speakers shall be installed to provide complete coverage with no “dead” spots.

Approximate locations are shown on the drawings, the Contractor shall review these and advise the Engineer of any proposed changes prior to installing speakers.

3.02 SYSTEM COMPONENTS

A. Server

1. Install the server in the comm room noted on the drawings

2. Install into the rack

3. Attach to the existing secure Ethernet network

4. Install a monitor and keyboards and mouse

5. Install monitor to support the configuration of the server.

6. Point server to Fortinet gateway for time sync.

B. Ethernet attached components.

1. Install all components into a rack or cabinet at each building

2. Install all power cables and power strips required for connection to existing power.

Connect to UPS that supports the Camera network switch.

3. Label all equipment with the device name and IP Address.

C. Secure Ethernet

1. There is an existing Ethernet network that connects the buildings for the camera system

2. The paging system shall run over this network.

3. Configure the entire Secure Ethernet network to support a VLAN for Paging. Configure the required ports at each building on the local switch to connect IP to analog device and any microphones.

4. Owner will provide additional Ethernet Switches in each building. Contractor shall configure the switches to match existing network settings.

a. Install and connect the new Switch to the existing switch in each building.

b. These are being provided due to the lack of existing switch ports in existing

Ethernet switches D. Power strip -rack mount

1. Install to rack or cabinet.

2. Label as paging system power with a laser printed label

3. Connect to existing camera system UPS

3.03 WALLFIELD EQUIPMENT

A. Plywood for Wallfields:

1. Install plywood where required for mounting of the Terminal strip

2. Mount in an accessible location

3. Secure to wall with minimum four (4) screws

4. There shall be no splinters or splits where a sliver could injure someone on the plywood

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-14

5. Size plywood as required to fit the area. Shall be large enough for terminal strip and all labels.

B. Terminal Strip

1. Install a terminal strip on the wall or on back of a cabinet for splicing of speaker cables

2. Install to support connection of speaker cables from the speakers to cables routing from the rack mount amplifiers

3. Label the speaker wires for the zones they connect to. consult with the owner to identify all zones prior to installation

4. Labels shall be laser-printed, self-laminating labels.

5. Label the wallfield with a limacoid label showing the speaker zone or amp connection.

See drawings

3.04 NEW PAGING SYSTEM INSTALLATION

A. The electronics and components of the paging system shall be located in the communications room or where directed by the owner.

1. All components shall be mounted in a floor mount rack or cabinet

2. Locate the components as required for connections to power and the ground bar.

Ensure that the components are securely mounted to the wall.

3. The Contractor shall install all cables required for connection of the components to the speakers and the administration PC.

4. All connectivity cables shall be labeled with laser-printed, wrap around labels detailing what they connect to.

B. The entire audio systems shall be configured to be a complete working system.

1. This includes configuration of the secure data network to support distribution of the paging system signals to each building.

C. The Contractor shall label each speaker cable at each end with a wraparound label that has been laser printed.

1. The Contractor shall give each speaker wire a separate designator. The Engineer shall approve the proposed numbering prior to printing the labels.

D. Each component shall be labeled for what it does and what it provides. Labels shall be laser printed and shall be attached to the front of each unit.

1. For example, the amplifier in a cabinet may be marked “Microphone Amplifier-First

Floor Hallway.”

2. Back shall be labeled for the speaker zone to which it connects.

E. It is extremely important that each microphone cable be labeled at each end with a laser printed wrap around label. This will allow the Owner to know exactly which microphone is being connected.

F. Digital Signal processor /server and control of the systems.

1. Provide the servers with a keyboard, monitor and mouse.

2. Create logins for the owner.

3. The control software shall be fully configured and shall be installed with any cabling or associated software required to connect it to the paging system.

4. Meetings shall be held by the Contractor that includes the Owner and the Engineer.

During the meetings, the Contractor shall provide all possibilities for configuration of the system to the Owner. Decisions shall be made on speaker groupings, a numbering scheme, naming, etc.

a. See drawings for the extent of the zones and how to connect the speakers.

5. The Contractor shall be fully responsible for configuring the system per the Owner’s requests. This configuration shall be done on site and shall be attended by 2 or more of the Owner’s Representatives. This will allow the Owner to better understand the interface and control of the system.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-15

6. All configurations shall be recorded on a spreadsheet that notes the speakers, the room numbers, extensions, and the extension numbers of all the different groupings of speakers. The spreadsheet shall be up to date at the time of acceptance by the Owner and shall be printed. Handwritten spreadsheets are not acceptable.

7. Software shall be compatible with Windows 10 and Apple products.

8. Fully configure the server per specs and per meetings with the owner

G. Touchpanel

1. Work with the owner to determine the best layout of icons and screens in the touchpanel.

2. Create a custom, easy to use paging system interface to allow the central control officers to page into any single or group of zones.

3. Create buttons for playing pre-recorded messages.

4. Create emergency alarm tone on and off buttons.

5. Create a screen to schedule pre-recorded messages to be configured and to play at specified times.

6. Test touchpanel configuration with the central control officer. Make a test page into each building.

7. After testing with the owner make any changes required for the user to feel comfortable with the panel and its use.

H. Microphone

1. Provide an engraved phenolic label at each zone button on the microphone to indicate the paging zone or group of paging zones the button controls.

2. At housing units, mount paging microphone on the wall and onto a backbox sized to match the

3.05 EXISTING SPEAKERS

A. Test all existing speakers prior to new system installation B. Generate a sample signal and connect to each existing speaker cable C. Document which speakers are connected to each wire. Document that on the as-builts D. Document each speakers and whether it is operational. Identify any faulty speakers and provide those totals per building, and speaker types to the designer.

E. Remove existing speakers where noted

1. Remove existing speakers.

2. Dispose of existing speakers offsite

3. Patch the wall where the speaker mount was removed.

4. Install drywall mud where speaker was mounted to a drywallwall

5. Patch block walls with concrete where speakers was removed from a block wall

6. Where speakers was mounted on a metal wall, install clear silicone to seal the openings.

7. Painting is not a required part of this scope for removed speaker locations.

F. Existing speaker cabling

1. Re-us existing speaker cabling where existing speakers are being used.

2. Extend existing cabling to the terminal strip.

3. Extend paging amplifier output from the amplifier to the terminal strrips

3.06 SPEAKER INSTALLATION

A. Contractor shall set all speaker tap levels to allow loud messages and audio to be heard.

1. The tap level is the contractors responsibility and the contractor shall set up all levels on the system to allow adequate volume level interior and exterior to the building.

B. Speakers mounted in the drop ceiling. Type S1.

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-16

1. Speakers shall be fit into the ceiling supports. Where additional support is required, the Contractor shall work with the Ceiling Contractor to see that the support is installed to building structure.

2. Speakers shall be located to provide maximum coverage possible in each room or each area. Changes from the drawings in the location of speakers are acceptable but must first be approved by the Engineer.

3. Contractor shall work with the ceiling installer and others prior to and during installation of the speakers. The Contractor shall identify the ceiling tiles that will not need to be installed because a speaker will be installed in those spaces.

4. The cable connecting to the speaker shall be supported directly over the speaker from a J-hook. The Contractor shall provide extra cable so that the speaker can be lifted from the tile and moved without causing a disconnection of the cable. Provide a minimum of 5 feet of spare cable above the speaker.

C. Speakers in rooms with no drop ceiling shall be mounted directly to building structure. Type S2

1. The speakers shall be mounted in a backbox that entirely covers the back of the speaker.

2. The backbox shall be mounted securely to building structure. It shall be mounted so that the sound is not impeded by obstructions between the speaker and the listener.

3. The speaker cable shall route through the backbox and to the speaker. A coil of at least 5 feet of cable shall be left at each speaker so that they can be removed from the backbox without disconnecting the speaker.

4. The grill of the speaker and the backbox shall be painted to match the existing ceiling color.

5. Install a conduit or raceway to route the speaker cable from the speaker to the accessible drop ceiling in the hallway.

6. Where backbox and speakers is existing and installed into an existing hallway the contractor shall remove the existing speaker and leave backbox and cover

D. Horn-style speaker shall be mounted to a double gang backbox or building structure for support. Type S3

1. Horn style speakers mounted outside.

a. Drill thru the wall into the building.

b. Install a conduit thru the wall and a backbox on the outside of the building.

c. Weatherproof the conduit and wall. Seal between the base of the horn and the backbox. The seal shall be by an epoxy or other water-resistant substance.

2. Horn style speakers mounted inside.

a. Shall be mounted to building structure.

b. Aim the speakers to cover the most area.

3. Speakers shall be mounted to provide maximum coverage of the area intended to be served.

4. Tap speakers at a level to cover the entire outdoor area with audio.

E. Exterior speakers for large areas. Type S5 and S6

1. Install a conduit to extend speaker cabling to the exterior of the building.

2. Provide raceway to speaker location from the building. Seal inside and around all conduits.

3. Mount speaker to the building and aim to cover the area noted.

4. Install a separate security aircraft cable and connection to the building to secure the speaker to the wall or building structure.

5. Carefully aim the speaker with the owner to identify coverage area.

6. Provide and install custom Unistrut support to mount speaker from the wall

Design and Construction Division

Funding Code: 171CODOC7422

File/No: 472/24127.RLO

PAGING SYSTEM - ADD02 28 1800-17

3.07 MISCELLANEOUS SYSTEM INSTALLATION

A. The Contractor shall be responsible for all aspects of the sound of the system once installed.

1. The sound of the system is of utmost importance to the Owner. The Owner requires a system that is intelligible when the space is occupied or unoccupied.

2. Each room shall be tuned, and the tap value of each speaker shall be set to provide the best sound possible.

3. The Contractor shall go into each room and conduct a listening test to determine that the sound is intelligible and that the gain is not set too high. This shall be done in each room and each area.

4. Prior to acceptance of the system, the Contractor shall conduct a system walk-thru with the Owner and the Engineer.

5. The walk-thru shall consist of entering each room, making a call from a telephone and making an announcement into that room through the paging system.

6. The Owner and Engineer will be checking for complete coverage in each room and correct volume setting of the speakers and the associated volume controls. Any changes required shall be the responsibility of the Contractor.

END OF SECTION 28 1800