Skip to main content
EOUSA Resource Manual

164. Space Allocation Standards for USAOs—V. Individual Office Standards (part two)

POSITION            ALLOCATED         BUILD OUT DESCRIPTION
DESCRIPTION         SQUARE FEET        

Conference Room     200 - 300         * Same build out as Main 

(Administration,                      Conference room; standard Civil, 
and Task Force)                       Criminal, lighting only; no 
                                      audio/visual cabinet

Trial Preparation   250 (2 for        Walls: 
slab-to-slab STC 
Room                every 3 judges)   45, STC rating not to be
                                      compromised by ductwork;
                                      polyoleofin or
                                      polypropaline wall
                                      covering; marker board,
                                      integral with wall, made of
                                      3/4" particle board with 22
                                      gauge face sheet and
                                      porcelain writing surface,
                                      panels to extend from chair
                                      rail to ceiling, butt
                                      joints to be splined, color
                                      to be white with black
                                      plastic tee-edged molding; 
                                      tack board, integral with
                                      wall, to be of fabric
                                      (color and type to be
                                      specified by the USAO)
                                      applied to Homasote panels
                                      and mounted on 1/4" wood
                                      blocking framework,
                                      anchored to studs, panels
                                      to extend from chalk rail
                                      to ceiling; continuous wood
                                      chalk rail to be provided
                                      under both tack board and
                                      marker board, mounted at
                                      same height as chair rail,
                                      stained to match door;
                                      vinyl base board
                                      Door: Solid wood core with
                                      sound gasket between the
                                      frame and the door, stained
                                      
Witness Interview   150 (1 for        *Same build out as Trial
Room                every 10          Preparation Room*; no 
                    attorneys)        marker board or tack
                                      board 
                                      Security Hardware: hard-
                                      wired duress alarm to be
                                      mounted under desk

Victim Interview    150 (1 per        *Same build out as 
Room                office)           Witness Interview Room*
                                      Security Hardware: hard-
                                      wired duress alarm to be
                                      mounted under desk

Secure Witness      150 (1 per        *Standard office space 
Interview Room      office location   build out and finishes*
(optional)          located adjacent  Walls: UL752, Level 6 
                    to the Primary    rated ballistic wall 
                    Visitor Waiting   paneling to be mounted 
                    Area; separate    slab-to-slab (within 

                    entrances from    finished partitions) in
                    waiting area and  all walls adjacent to 
                    inside secure     U.S. Attorney office 
                    space)            space; UL752, Level 6 
                                      rated ballistic transaction
                                      window with wood trim and
                                      natural voice communication
                                      system, Corian parcel shelf
                                      with integral transaction
                                      tray (window should be of
                                      sufficient height and width
                                      to ensure an unencumbered
                                      view of the entire waiting
                                      area, typically 4' H X 4'
                                      W); minimum 18" H X 18" W
                                      ballistic package pass
                                      through

Collection          150 (1 per        *Same build out as 
Interview Room      office location)  Witness Interview Room*

Deposition Room     150 (1 per        *Same build out as 
                    office location)  Witness Interview Room*

Secured Storage     150 - 250         Walls: slab to 
slab with 
Room                (number should be # 9 gauge steel mesh
                    absolute lowest   securely
                    number possible)  anchored between the
                                      studs within the finished
                                      wall; two coats semi-gloss
                                      paint, color to be chosen
                                      by the USAO
                                      Door: solid wood core,
                                      stained
                                      Flooring: vinyl tile
                                      Security Hardware: 360
                                      degree passive infrared
                                      sensor to be mounted on 
                                      ceiling; magnetic door 
                                      contacts  
                                      Security Locks: S and G
                                      8555 with 8470 dead bolts;
                                      three position combination
                                      lock; should be separately
                                      zoned within security
                                      system and with its own key
                                      pad
                                      Option: adjustable metal
                                      shelving, 24" deep

Open File Rooms     9 square feet per *Depending on the 
(Criminal, Civil,   legal file        number of files, or if
Administration,     cabinet or per 4  a movable or "times two"
Personnel,          standard file     filing system is used, 
FLU, Task Force,    boxes             structural reinforcement
Victim / Witness)                     of floor may be required*
                                      Walls: two coats semi-gloss
                                      paint, color to be chosen
                                      by the USAO
                                      Flooring: vinyl tile

Closed File Rooms   9 square feet per *Depending on the 
(Criminal, Civil,   legal file        number of files, or if
Personnel, Task     cabinet or per 4  a movable or "times two"
Force)              standard file     filing system is used, 
                    boxes             structural reinforcement
                                      of floor may be required
                                      Flooring: vinyl tile

Fax/Shredder        40 each           *Standard office build 
out*

Main Copy Room      300               Walls:  slab to 
slab STC
                                      45, STC rating not to be
                                      compromised by ductwork;
                                      two coats semi-gloss paint,
                                      color to be chosen by the
                                      USAO
                                      Door: solid core wood with
                                      sound gasket between the
                                      frame and the door, stained
                                      Flooring: vinyl tile
                                      HVAC: supplemental HVAC
                                      with increased number of
                                      air changes per hour;
                                      ceiling mounted exhaust fan
                                      with outside discharge,
                                      number of air changes per
                                      hour to be determined by
                                      the cubic volume of the
                                      room and the BTU output of
                                      the equipment
                                      Fixtures: provide a work
                                      counter to be plastic
                                      laminate on 3/4" particle
                                      board, 15" deep.  Shelves
                                      to be adjustable, supported
                                      on slotted, wall mounted
                                      standards.  Counter and
                                      cabinets to be plastic
                                      laminate on fire retardant
                                      wood and plywood framing.  
                                      Provide fire retardant wood
                                      blocking as required to
                                      reinforce partition where
                                      shelf standard and counter
                                      are mounted.
                                      Electrical:  two dedicated
                                      110V, 20 amp circuits
                                      terminating in standard
                                      quadraplex outlets, mounted
                                      above the counter;
                                      additional electrical
                                      outlets to be identified by
                                      the USAO as needed

Secondary Copy Room 150               *Standard office build 
out
                                      - no work counter*
                                      Walls: two coats semi-gloss
                                      paint, color to be chosen
                                      by the USAO
                                      Flooring: vinyl tile
                                      
ADP Room            150 - 200 - 400   Walls:  slab to 
slab STC
(Large Office       should be          45, STC rating not to be
Locations)          located in non-   compromised by ductwork;
                    windowed space,    vapor barrier (in 
                    as close to the   ceiling also)
                    center of the     Flooring: static 
                    office as         resistant vinyl tile
                    possible; for      HVAC: separate 
                    HVAC, raised      (independent) air 
                    flooring, data,   conditioning unit, with
                    telephone, and    adjustable temperature 
                    electrical        and humidity controls 
                    requirements,     to be located within the
                    EOUSA OAS and     ADP room, sufficient to
                    USAO Systems      operate for 24 hours and
                    Manager must be   maintain a temperature 
                    consulted)        of no more than 75 
                                      degrees and maximum
                                      humidity of 80 percent. 
                                      Must accommodate heat
                                      output of approximately
                                      12,000 BTU's per hour 
                                      Electrical: at least one 20
                                      amp/120 volt clean ground,
                                      dedicated circuit
                                      terminating in a standard
                                      quadraplex outlet per
                                      server
                                      Cabling: cabling between
                                      floors to be through a
                                      minimum of two 4" diameter
                                      coreholes drilled in floor;
                                      cables in and out of  room
                                      must be in a minimum of two
                                      4" cable trays or conduit
                                      Security Lock: cypher lock
                                      Option:  access flooring to
                                      be 6" to 12" above the
                                      actual floor.  At least one
                                      ramp with handrail to be
                                      provided.  Floor load to
                                      support 300 p.s.f. and a
                                      concentrated load of 1000
                                      p.s.f. unless special
                                      structural components are
                                      in place.  Floor to have
                                      high 
                                      pressure laminate non
                                      conductive floor tile with
                                      electrical resistance of
                                      25K to 1000K ohms with
                                      concrete filled metal pans. 
                                      Metal stringers required
                                      between pedestals for the
                                      heavy point and rolling
                                      loads of the equipment. 
                                      Each square should be a
                                      modular design and with
                                      capability for ported
                                      access.  Floor to remain
                                      stable if up to four
                                      adjacent panels are
                                      removed.  10% of floor
                                      panels should 
                                      be vented to allow a
                                      minimum of 500 CFM.
                                      
ADP Room            150 - 200         *Same build out as large
(Small office       (should be        ADP Room*
locations)          located in non-   HVAC: separate 
                    windowed space,   (independent) air 
                    as close to the   conditioning unit, with 
                    center of the     adjustable temperature 
                    office as          and humidity controls,
                    possible; for      sufficient to operate for
                    HVAC, raised      24 hours and maintain a 
                    flooring, data,   temperature of no more 
                    telephone, and    than 75 degrees and 
                    electrical        maximum humidity of 80 
                    requirements,     percent.  Must 
                    EOUSA OAS and     accommodate heat output 
                    USAO Systems      of approximately 5,000 
                    Manager must be   BTU's per hour
                    consulted)        Electrical: at least one 

                                      20 amp/120 volt quadraplex
                                      outlet per server
                                      Cabling: cabling between
                                      floors to be through a 
                                      minimum of two 4" diameter
                                      coreholes drilled in floor;
                                      cables in and out of room
                                      must be in a minimum of two
                                      4" cable trays or conduit
                                      Security Lock: cypher lock

ADP Workroom        150 - 200         *Standard office space 
                    (adjacent to      build out and finishes;
                    ADP Room)         no additional HVAC*
                                      Flooring: anti-static vinyl
                                      tile
                                      Finishes: built-in work
                                      counter made of 1-1/2"
                                      plywood with plastic
                                      laminate covering, 24"
                                      wide, with a 1/8"
                                      continuous quirk around
                                      edges and a 4" back 
                                      splash.  Cabinets to be
                                      plastic laminate with 3/4"
                                      plastic laminate adjustable
                                      shelves
                                      Electrical: four dedicated
                                      110V, 20 amp circuits
                                      terminating in standard
                                      quadraplex outlets, mounted
                                      above the counter

Regional Computer   500 - 1200        Walls: slab to 
slab STC 
Training Room                         45, STC rating not to be 
must be approved by                   compromised by ductwork
by EOUSA Office                       Door: solid wood core 
Automation - Main                     with sound gasket between
Conference Rooms                      the frame and the door, 
in other locations                    stained
can be converted                      Flooring: EOUSA standard 
to unofficial                         carpet with factory 
In-house Computer                     bonded padding ; color 
Training Facility                     to be chosen by the USAO
by installing                         Option: access flooring 
additional floor                      to be 6" to 12" above 
mounted electrical                    the actual floor.  At 
outlets)                              least one ramp with 
                                      handrail to be provided. 
                                      Floor load to support 300
                                      p.s.f. and a concentrated
                                      load of 1000 p.s.f. unless
                                      special structural
                                      components are in place. 
                                      Floor to have high pressure
                                      laminate non-conductive
                                      floor tile with electrical
                                      resistance of 25K to 1000K
                                      ohms with concrete filled
                                      metal pans.  Metal
                                      stringers required between
                                      pedestals for the heavy
                                      point and rolling loads of
                                      the equipment.  Each square
                                      should be a modular design
                                      and with capability for
                                      ported access.  Floor to
                                      remain stable if up to four
                                      adjacent panels are
                                      removed.  10% of floor
                                      panels should 
                                      be vented to allow a 
                                      minimum of 500 CFM.

Shared Printer      40 each           *Standard office build 
out*
Station

Mail Sort           40 each           *Standard office build 
out*
Workstation                           Option: built-in mail 
                                      distribution center to be
                                      made of wood, stained to
                                      match the door. Mailbox
                                      slots to be 4H" X 12W" X
                                      18" D (typical minimum),
                                      oriented either vertically
                                      or horizontally.  Provide
                                      plastic laminate work
                                      surface with matching
                                      plastic laminate storage
                                      shelving below 
                                      Electrical: two dedicated
                                      110V, 20 amp circuits
                                      terminating in standard
                                      quadraplex outlets, mounted
                                      above the counter

Supply Room         150 - 300         Flooring: vinyl 
tile
(Headquarters and                     Walls: two coats 
Branch Offices)                       semi-gloss paint, 
                                      color to be chosen by the
                                      USAO
                                      Option: adjustable metal
                                      shelving, 24" deep

Bulk Supply /       500 - 1000        Flooring: vinyl 
tile
Equipment /                           Walls: two coats 
Furniture Storage                     semi-gloss paint, 
(non-office quality                   color to be chosen by 
build out)                            the USAO
                                      Option: adjustable metal
                                      shelving, 24" deep

Telephone Room      150 (must be      Walls: slab to 
slab STC 
                    within USAO       45, STC rating not to be 
                    secured space)    compromised by ductwork; 
                                      vapor barrier (also in
                                      ceiling); two 4' X 8'
                                      sheets of 1/2" plywood to
                                      be installed on one wall; 
                                      two coats semi-gloss paint,
                                      color to be chosen by the
                                      USAO
                                      Flooring: vinyl tile
                                      HVAC: same as ADP Room (to
                                      be shared with ADP room
                                      whenever possible); 5000
                                      BTU capacity minimum
                                      Electrical: 2 110V,
                                      dedicated, clean ground
                                      circuits and 2 110V regular
                                      circuits terminating in a
                                      standard duplex outlet
                                      (requirements may vary
                                      depending on office and
                                      equipment size)
                                      Cabling: cabling between
                                      floors to be through a
                                      minimum of two 4" diameter
                                      coreholes drilled in floor;
                                      cables in and out of
                                      telephone room must be in a
                                      minimum of two 4" cable
                                      trays or conduit/pathways
                                      Security Lock: cypher lock

Break Room          200 - 300         Walls: slab to 
slab STC 45,
                                      STC rating not to be
                                      compromised by ductwork; 
                                      Flooring: vinyl tile
                                      Fixtures: 18" X 24" ADA
                                      compatible stainless steel
                                      sink with hot and cold
                                      water supply and waste line
                                      mounted in a finished
                                      wooden kitchen sink base
                                      cabinet; garbage disposal;
                                      full size refrigerator,
                                      dishwasher, and microwave
                                      shall be supplied by the
                                      USAO; if the refrigerator
                                      includes an icemaker, the
                                      necessary power, water, and
                                      drainage hook-ups are to be
                                      installed during
                                      construction; if a
                                      dishwasher is purchased,
                                      the necessary power, water,
                                      and drainage hook-ups are
                                      to be installed during
                                      construction; dishwasher
                                      with  necessary hook-ups
                                      for water supply and
                                      drainage;  6 linear feet
                                      (including sink base) of
                                      base cabinets with matching
                                      wall cabinets, except above
                                      sink base; base cabinets to
                                      have 6 linear feet of
                                      plastic laminate counter
                                      top with integral splash
                                      block; dedicated 110V, 20
                                      amp GFI circuit for a
                                      microwave
                                      Electrical: one GFI 110V,
                                      20 amp circuit terminating
                                      in a standard quadraplex
                                      electrical outlet to be
                                      mounted above the counter

Coffee Nook         60                *Standard office build 
(open area)                           out and finishes*
                                      Fixtures:  14" X 14" ADA
                                      compatible stainless steel
                                      bar sink with hot and cold
                                      water supply and waste line
                                      mounted in a finished
                                      wooden kitchen sink base
                                      cabinet; garbage disposal; 
                                      base cabinets to have 4 to
                                      6 linear feet of plastic
                                      laminate counter top and
                                      matching wall cabinets with
                                      integral 
                                      splash block
                                      Electrical: one GFI 110V,
                                      20 amp circuit terminating
                                      in a standard quadraplex
                                      electrical outlet to be
                                      mounted above the counter

Coat Closet         10 each           Optional: to have 
wooden
                                      shelf and rod, hollow core
                                      wood doors with wood jamb,
                                      stained to match the office
                                      doors.

[updated February 1999]