1. Highway 125 Night Work Making Work Zones Work Better Workshop Gerard Kennedy, P.Eng. Nova Scotia Department of Transportation & Public Works

2. Night Work = Safety Concerns

3. Hwy 125 Night Work • Project Background • Specification Development • Traffic Management

4. Hwy 125 Night Work • Project Background • Specification Development • Traffic Management

5. Province of Nova Scotia

6. Highway 125

7. Highway 125 EXIT 9 • 100 Series : 2 lane/ 2 way • Total Length :11.2 Km • Cold Planing : 110,000 m2 • Paving : 33,000 t • (including PMA) • Guardrail : 3500 m CB Regional Hospital EXIT 8 EXIT 7 EXIT 6

8. Hwy 125 - Traffic Volumes • AADT = 21,000 veh/day • ADT (Summer) = 25,000 veh/day • Daytime Hourly = 1000 to 2200 veh/hr • Peak Flow > 2300 veh/hr

9. Hwy 125 Night Work • Project Background • Specification Development • Traffic Management

10. Information Gathering

12. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

13. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

15. No Lane Closures 8.5 Hrs Work 750 5:30 AM 9:00 PM

16. No Lane Closures 11 Hrs Work 7:00 PM 6:00 AM

17. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

18. Nighttime Work Plan • Traffic control • Emergency vehicles • Temporary markings • Lighting design • PPE requirements • Training plans • Noise reduction

19. Lighting Design Tower Layout

20. Lighting Design Lamp Aiming

21. Lighting Design TCP Lighting

22. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

23. Night Work Training • Night work hazards • Vision • Visibility • Reflective Materials • PPE & site Req’mts

25. Night Work Training – Site

26. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

28. 1.5 m

31. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

34. 12 M Max

36. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

38. 5 m

40. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance

43. “Standard” Vest

46. High-Visibility Vest

47. High-Visibility Vest

48. “Silver” Trim “Yellow” Trim

49. Night Work Specification • Work periods • Planning • Training • Signing • Channelization Devices • Traffic Control Persons • Workers • Work Vehicles • Lighting • Site Maintenance