Transport assessment

Page 165

Table 7.55: B3004/Paper Mill Lane Junction - 2026 Baseline + 2026 Scenario Option 1 (25% car mode share + 50% trip containment + A325 traffic management) - Weekday Peak Hours 2026 Baseline Peak Period

Link

AM Peak

PM Peak

2026 Scenario Option 1 (25%+50%+A325 TM)

Flow (Total)

Max RFC

Max Queue (veh)

Flow (Total)

Max RFC

Max Queue (veh)

B3004 (E)

630

0.831

6.04

615

0.834

6.35

Ashdell Road

315

1.772

75.66

315

1.859

80.8

Paper Mill Lane

477

0.894

9.80

493

0.893

9.90

B3004 (N)

292

1.594

56.69

295

1.628

59.38

B3004 (E)

484

0.376

0.82

483

0.379

0.83

Ashdell Road

176

0.530

1.10

176

0.526

1.08

Paper Mill Lane

258

0.632

2.43

240

0.625

2.33

B3004 (N)

406

0.859

5.23

410

0.859

5.23

7.3.118 The above results indicate that the junction would operate significantly over capacity during the AM peak but would operate within capacity during the PM peak period in 2026 if development scenario Option 1 was implemented and 25% car mode share + 50% trip containment + A325 traffic management iterations were achieved. 7.3.119 Again both side roads at the junction, Ashdell Road and the B3004 (N), would observe congestion during the AM peak causing heavy queuing and delay due to vehicles on the major roads queuing in the centre of the junction and effectively blocking movements out of the side roads. 7.3.120 The B3004/Paper Mill Lane junction in its current form could not accommodate the highway peak traffic demand in 2026 if any of the proposed Eco-town scenario iterations were implemented. It is important to note, however, that the above assessments show that the junction would operate significantly over capacity during the AM peak highway period within the 2026 Baseline scenario as a result of general traffic growth and traffic generated by committed development even if development at Whitehill Bordon did not go ahead. Appropriate mitigation is required at the junction to accommodate future traffic levels irrespective of whether the Whitehill Bordon Eco-town development goes ahead or not. 7.3.121 As the junction is shown to operate over capacity in 2026 with or without the proposed development it is important to establish the proportional impact of the development proposals in terms of traffic flow through the junction compared with baseline conditions. Table 7.56 below provides a summary of the impact of each of the development scenario iterations in terms of increased traffic flow for the 2026 future year AM and PM peak highway periods.

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