crossrail line 1 assessment of lighting impacts:...

Crossrail Line 1Assessment of Lighting Impacts: Technical Report

Crossrail Line 1 Assessment of Lighting Impacts Technical Report Volume 2 of 2 1E0324-G0E00-00001

O

O

C

O

O

O

B

L

L

L

3

O

O

C

O

O

O

O

O

O

C

O

B

L

L

L

5

O

O

O

O

C

O

B

L

4

O

B

L

L

M

2

O

O

O

O

C

O

B

L

L

H

1

Receptors Location

Other

B - Baseline C - Construction O - Operation Site Activity

Criteria + Magnitude

Workplace

ResidentialC - CriticalH - High M - ModerateL - Low

Receptor Group + Sensitivity

Other

Built Environment

Ecological

Dark Area

Astronomers

Pedestrian

Vehicular

Dim

Neutral

Security

Exterior Amenity

Exterior Vehicular/Pedestrian

Exterior Emergency

Exterior Workplace

BrightPerceived Brightness+ Impact

Interior WorkplaceN - Normal Working E - Extended Daytime A - Dusk Till 12.30am O - Dusk Till DawnI - Infrequent/TestingU - Unlit

Illumination Function+ Operational Hours

Site DescriptionCanal Way Junction is located on the south side of the Grand Union Canal in the vicinity of Kensal Green Cemetery.Kensal Green Gasworks is immediately adjacent to the northside of the site.Key Receptors:1. Residents to the south of the rail corridor.

i.e. Sunbeam Crescent.2. Industrial/Commercial Properties on Canal Way.3. Bus Terminus on Canal Way.4. Kensal Green Cemetery.

Lighting SchemeNo artificial lighting was visible within the railway, during thedaytime scoping survey on 07.10.04. Canal Way itself isilluminated by partial cut-off high pressure sodium lanternsMounted on approximately 8-10 metre high columns.

W2Route WindowCanal Way JunctionSite

E3Environmental ZoneCanal WayLocation

Baseline Scoping

Design Proposals and Scoping Assessment Pro-formaSite Location

N/AN/AEngineering Information provided by Crossrail

N/A

Revision

N/A

Date

Relevant Parliamentary Plan Sheets

Reference Documents

Proposals Assessment

CR - Rain M - Mist O - Overcast C - ClearClimatic Conditions

W2-1 to W2-33 InclusivePhotographic Record

07.10.04DateKeith Miller and Efren CartasPersonnel

Assessment

Site DescriptionTrackworks required as the continuation of the Ladbroke Grove work.

Lighting SchemeNo details of any additional temporary lighting provision within the rail corridor available at the time of the daytime scoping survey 07.10.2004.

Construction Design Proposals: Scheme description + Site Diagram

Site DescriptionArea will revert to baseline, but with 4 tracks instead of 6.

Lighting SchemeNo information available.

Baseline Installation Proposals: Scheme description + Site Diagram

Operation Design Proposals: Scheme description + Site Diagram

2

2

Canal Way

11111

2 23

44

5

11111

2 23

44

5

2

11111

2 23

44

5

Site Boundary



Scoping and Proposals Analysis Pro-forma Site Location

L

L

L

3

L

L

L

5

L

4

L

L

M

2

L

L

H

1

Receptors LocationCriteria + Magnitude

Workplace

ResidentialC - CriticalH - High M - ModerateL - Low

Receptor Group + Sensitivity

Other

Built Environment

Ecological

Dark Landscape

Astronomers

Pedestrian

Vehicular

OCOCOCOCOCSite Activity Compared to Baseline C - Construction O - Operation

Construction Mitigation

IAIAIAIAIAIdentify Significance ( I ) of Impact or Proceed with Analysis ( A )

P+ PARTICULARLY SIGNIFICANT POSITIVES+ SIGNIFICANT POSITIVENS NOT SIGNIFICANTS- SIGNIFICANT NEGATIVEP- PARTICULARLY SIGNIFICANT NEGATIVE

Residual Impact

Secondary Mitigation

Primary Mitigation

CCCCCCCCCCConclude Assessment ( C ) orIdentify Mitigation ( M )

Action

Identify Significance ( I ) of Impact orProceed with Analysis ( A )

Action

NSNSNSNSNSNSNSNSNSNSP+ PARTICULARLY SIGNIFICANT POSITIVES+ SIGNIFICANT POSITIVENS NOT SIGNIFICANTS- SIGNIFICANT NEGATIVEP- PARTICULARLY SIGNIFICANT NEGATIVE

Significance of ImpactReceptor Sensitivity

MMMMMN - NEGLIGIBLEM - MODERATE ADVERSES - SUBSTANTIAL ADVERSE

Potential ImpactDuration of Change

Action

N M N NMNMMNM

Conclude Assessment ( C ) orInstigate Detailed Assessment ( D)

Result

B - BENEFICIALN - NEGLIGIBLEM - MODERATE ADVERSES - SUBSTANTIAL ADVERSE

Magnitude of ChangeBrightness Comparison

AnalysisW2Route WindowCanal Way JunctionSite







W2-1 W2-2 W2-3 W2-4 W2-5

W2-11 W2-12 W2-13 W2-14 W2-15

W2-6 W2-7 W2-8 W2-9 W2-10






W2-26 W2-27 W2-28 W2-29 W2-30

W2-21

W2-16 W2-17 W2-18 W2-19 W2-20

W2-22 W2-23 W2-24 W2-25






W2-31 W2-32 W2-33