UNC McCauley Street Ductbank8-9 3 - · PDF fileMcCauley Street Pittsboro Street South Columbia Street August 9, 2006August 9, 2006 Neighborhood Meeting •Purpose –Increase reliability

McCauley, Pittsboro, and Columbia Street

Construction Process

Underground Electrical Duct BankUnderground Electrical Duct Bank

McCauley Street

Pittsboro Street

South Columbia Street

August 9, 2006August 9, 2006

Neighborhood MeetingNeighborhood Meeting

••PurposePurpose––Increase reliability and capacity of power to campus facilities Increase reliability and capacity of power to campus facilities and UNC and UNC HospitalsHospitals

––Provides a critical connection to the Manning SubstationProvides a critical connection to the Manning Substation

••ImplementationImplementation––Install underground duct bank in McCauley, Pittsboro, and South Install underground duct bank in McCauley, Pittsboro, and South Columbia StreetsColumbia Streets

––Four phases:Four phases:

••Phase 1 RansomPhase 1 Ransom--McCauley Intersection: Fall of 2006 with 1.5 month durationMcCauley Intersection: Fall of 2006 with 1.5 month duration

••Phase 2 McCauley Street: Winter of 2007 with 7 month durationPhase 2 McCauley Street: Winter of 2007 with 7 month duration

••Phase 3 Pittsboro: Fall of 2007 with 4 month durationPhase 3 Pittsboro: Fall of 2007 with 4 month duration

••Phase 4 S. Columbia: Fall of 2007 with 4 month durationPhase 4 S. Columbia: Fall of 2007 with 4 month duration

••Needs to be complete by Spring 2008Needs to be complete by Spring 2008


McCauley, Pittsboro, and S. Columbia Street





••Duct Bank ConstructionDuct Bank Construction––Six foot wide trench in street and eight Six foot wide trench in street and eight

feet deepfeet deep

––6 inch conduits encased in concrete 6 inch conduits encased in concrete

buried three feet below streetburied three feet below street

••High voltage transmission and High voltage transmission and

distribution circuitsdistribution circuits

••Telecommunications and control Telecommunications and control

circuitscircuits

McCauley Street



Construction limited to Construction limited to

Right of WayRight of Way

Approximately 6 new Approximately 6 new

access vaultsaccess vaults

Phase 1 Construction:Phase 1 Construction:

Intersection of McCauley Intersection of McCauley

and Ransom Streetsand Ransom Streets

Fall 2006Fall 2006

1.5 month duration1.5 month duration

Phase 2 Construction: Phase 2 Construction:

McCauley StreetMcCauley Street

Winter 2007Winter 2007

7 month duration7 month duration

EXAMPLE CROSS-SECTION A


McCauley Street


Access vault will Access vault will

span from span from

sidewalk to roadsidewalk to road

1616’’ x 8x 8’’

No plantings, or retaining No plantings, or retaining

walls will be removed.walls will be removed.

Install in west bound Install in west bound

lane (north side)lane (north side)

McCauley and Pittsboro Intersection

Road Closure with DETOUR


McCauley Street


Road Closed to Thru Road Closed to Thru

TrafficTraffic Pedestrian Traffic on Pedestrian Traffic on

north side closed to north side closed to

pedestrianspedestrians


McCauley Street


TYPICAL STREET CONSTRUCTION

Lane Closure with one way traffic

East bound lane open for East bound lane open for

neighbor trafficneighbor traffic

Driveway access in Driveway access in

eveningevening


McCauley Street


TYPICAL STREET CONSTRUCTION

Lane Closure with one way traffic

Installed in sections to Installed in sections to

limit the number of limit the number of

driveways blockeddriveways blocked

to 1 to 3 driveways.to 1 to 3 driveways.

FlaggersFlaggers used to control used to control

one way accessone way access

Section opened in Section opened in

evening for two evening for two

way trafficway traffic


Pittsboro Street


Phase 3 construction:Phase 3 construction:

Pittsboro StreetPittsboro Street

Fall 2007Fall 2007


Left Lane (east side) Left Lane (east side)

closedclosed


EXAMPLE CROSS-SECTION

Pittsboro Street


Right lane Right lane

open to open to

thru trafficthru trafficPedestrian traffic closed Pedestrian traffic closed

on east sideon east side


Columbia Street


Duct bank installed Duct bank installed

off streetoff street

Lane Closure for Lane Closure for

crossing onlycrossing only

(One lane at a time)(One lane at a time)

Pedestrian traffic Pedestrian traffic

closed on east sideclosed on east side

Phase 4 Phase 4

construction:construction:

S. Columbia StreetS. Columbia Street

Fall 2007Fall 2007


QuestionsQuestions

andand

CommentsComments




Documents

UNC McCauley Street Ductbank8-9 3 - · PDF fileMcCauley Street Pittsboro Street South Columbia Street August 9, 2006August 9, 2006 Neighborhood Meeting •Purpose –Increase reliability