Attachment 1: Specifications - Metropolitan Washington Airports ...

DCA TERMINAL A IMPROVEMENTS (NEAR TERM)10 AUGUST 2012
TASK ORDER 03: LOBBY IMPROVEMENTS – PKG 4 -CURBSIDE CHECK-IN
RONALD REAGAN WASHINGTON NATIONAL AIRPORT
PROJECT DT1203
lamp of E-Stop pushbutton. The start-up warning system shall
activate as required prior to the system restarting, as described herein.
c) The security/fire door shall close when the system stops due to E-
Stop.
d) When one or more E-Stop pushbuttons are depressed during the
automatic system stop, the security/fire door will continue to close.
e) After E-Stop pushbutton is depressed, it shall immediately stop all
conveyors except the conveyors before and after the security/fire
door, and after the “Door Obstruction” photosensors at the
security/fire doors identify that the doors are clear, the conveyors
before and after the security/fire doors shall stop and the doors shall
fully close. If the “Door Obstruction” photosensor sees a bag which
is under the door, the conveyors shall advance the bag until the “Door
Obstruction” photosensor is clear, and then the conveyors shall stop
and the door shall close. If the door is not able to be closed, BHS
shall send a signal to ACS.
6) System Stop (Fire Emergency):
a) Provide wiring to connect BHS to the dry contact(s) interface of the
Fire Alarm System. In the event of a fire, a signal shall be sent to the
BHS from the Fire Alarm System; the PLC programming shall stop
all BHS equipment of the associated Life-Safety zone. The BHSC
shall coordinate interface requirements with the Fire Alarm System
Contractor and installer.
b) After BHS receives the Fire Alarm signal, it shall immediately stop
all conveyors except the conveyors before and after the security/fire
doors, and after the “Door Obstruction” photosensors at the
security/fire doors identify that the doors are clear, the conveyors
before and after the security/fire doors shall stop and the doors shall
fully close. If the “Door Obstruction” photosensor sees a bag which
is under the door, the conveyors shall advance the bag until the “Door
Obstruction” photosensor is clear, and then the conveyors shall stop
and the door shall close.
c) System restart shall be accomplished through the system start-up
procedure.
7) Ticket Counter System Stop (Power Outage):
a) In the event of a power outage, all security/fire doors shall fully close
after emergency power is provided and the “Door Clear”
photosensors at the security/fire doors identify that the doors are
clear. If the “Door Obstruction” photosensor sees a bag which is
under the door, the conveyors shall advance the bag until the “Door
Obstruction” photosensor is clear, and then the conveyors shall stop
and the door shall close. If the door is not able to be closed, BHS
shall send a signal to ACS.
b. Transport System:
BAGGAGE HANDLING EQUIPMENT 34 77 16 - 31