CON CONSTR STRUCTIO UCTION N WORK ORK ZON ZONES ES -The he - - PowerPoint PPT Presentation

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CON CONSTR STRUCTIO UCTION N WORK ORK ZON ZONES ES -The he - - PowerPoint PPT Presentation

Apr 21, 2023 188 likes •912 views

INTERNATION INTERN TIONAL AL SEMI SEMINAR AR AND AND WORK ORKSHO SHOP SAFER SAFER R ROAD ADS S BY BY IN INFRA FRASTR STRUCTU CTURE RE DESIGN A DESIGN AND ND OPERA OPERATION TION THE MAN THE MANAGEMENT GEMENT OF TRAFFIC

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THE THE MAN MANAGEMENT GEMENT OF TRAFFIC OF TRAFFIC IN IN CON CONSTR STRUCTIO UCTION N WORK ORK ZON ZONES ES

  • The

he Malay Malaysian sian Exp Exper erienc ience-

Ir MOHAMED SHAFII MUSTAFA

INTERN INTERNATION TIONAL AL SEMI SEMINAR AR AND AND WORK ORKSHO SHOP

SAFER SAFER R ROAD ADS S BY BY IN INFRA FRASTR STRUCTU CTURE RE DESIGN DESIGN A AND ND OPERA OPERATION TION

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MOBILITY

ISSUES IN MANAGING TRAFFIC IN WORK ZONES

SAFETY

+

.... in an ever changing environment ...

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Haphazard placement of TCDs

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Night visibility are compromised

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Protection against Rigid Bodies are compromised

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INCREASED in accident types:

◼Fixed Object ◼Rear End ◼Head On

DECREASED accident types:

◼

Right Angle

◼

Turning

◼

Ran Off the Road

ALL THESE LEADS TO...

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There are also some good examples

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Good Examples

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Good Examples

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Which way do we go?

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ARAHAN TEKNIK (JALAN) 2C/85

1985

In 1985, the Malaysian Public Works Dept (PWD) produced their first Technical Instruction

  • n Traffic

Management at Work Zones

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12

ATJ 2C/85 (1985)

  • Focussing on Designs of TMP
  • Use of Standardised TCDs
  • Use of Templates for

Placement of TCDs

  • In 2003, added Standard BQ
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13

Use of Standardise TCDs

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14

Use of Templates for Placement of TCDs

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15

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16

Use of Traffic Control Zones

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17

ARAHAN TEKNIK (JALAN) 2C/85

1985 2003

+

NOTA TEKNIK (JALAN) 23/03

In 2003, added Standard BQ

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NOTA TEKNIK (JALAN) 26/08

Standard Bill Of Quantities

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In 2016, a revised Technical Instruction was produced

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A series of training, evaluations and audits were carried out....

Then,

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Training

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Site Training

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Site Audits

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2017

ATJ 2C/85 (Pindaan 2017)

These resulted in a revised Technical Instruction a year later, 2017

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Also... ROAD SPECIFICATION & BQ

JKR/SPJ/2017- S19

Latest Specification

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JKR/SPJ/2017- S19 19.1 GENERAL

19.2

THE EFFECTIVE IMPLEMENTATION OF TMWZ 19.3 TEMPORARY SIGNAGE 19.4 TEMPORARY ROAD MARKING 19.5 TRAFFIC MGMT EQUIPMENT

MATERIALS SPECIFICATIONS METHOD OF INSTALLATION APPLICATION REQUIREMENT

SPJ

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WHAT’S NEW ?

CONTENT

ATJ 2C/86 PINDAAN 2016 ATJ 2C/86 PINDAAN 2017 General Principles of Traffic Management at Work Zones Strategies for Effective Implementation Responsibility Planning of TMWZ Designing Principles TMWZ Typical Layout Taking Off Quantities Placement and Removal Maintenance of Traffic Control Zones Report Outline (TMP, TMSR) Temporary Traffic Control Devices

RESPONSIBILITY PLANNING SITE EXECUTION MAINTENANCE REPORTING

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The New Manual Focuses on

  • Roles of the Players
  • Monitoring and Reporting
  • Inspection and Maintenance

TRANSFORMATION

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TRANSFORMATION

... from focussing on

DESIGNS ...

... to focussing on

OPERATIONS ...

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ROLE OLES S OF OF PLA PLAYER YERS

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DURING CONSTRUCTION STAGE

➢ TMP Monitored by Management Framework ➢ Contractor sets up TMT & ERT Teams ➢ Contractor designs Localised TCPs ➢ Contractor prepares TMSR ➢ Site Placements/Removals ➢ Maintenance of Work Zones ➢ TMO Daily Inspections ➢ RSA Audit TMP/TMSR

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TMP Working Teams

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➢ Design Localised TCPs ➢ Sets up TMT & ERT Teams ➢ Maintain Effectiveness of Localised TCPs ➢ Prepares TMSR ➢ Daily Inspections

Traffic Management Officer (TMO)

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➢ Ensure Effective Implementation of TCPs ➢ Efficient Placement and Removals of TCDs ➢ Ensure Safety and Smooth Traffic Flows ➢ Maintain Effectiveness of TCDs

Traffic Management Team (TMT)

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TMT at work

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TMT at WORK

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TMT at Work

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➢ Provide 24hr patrol of Work Zones ➢ Provide Traffic Control during emergency situations ➢ Implement Emergency Response Plan

Emergency Response Team (ERT)

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ERT at Work

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ERT at Work

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ERT at Work

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  • TMP Masterplan

(within 1 month of site possession)

  • Traffic Safety Management

Report

(every 3 months)

  • TMP Audit Report

(after every TMSR)

REPORTS

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➢ Comprehensive inspection and maintenance program ➢ Inspection procedures ➢ Frequency of Inspection ➢ Documentation ➢ Record Keeping

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Traffic Accid idents

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De Devices Di Displacement

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Da Damages Cau aused by y Con

  • nstruction Act

Activitie ies

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Repair Temporary Warnin ing Sig ignboard

Before After

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Reali ligned Con

  • ncrete Bar

arrie ier

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✓ To carry out routine inspection on all traffic control devices. ✓ Frequency of inspection depends on several factors. ✓ Documentation can be done through Inspection Form. ✓ Record Keeping can be done through Inventory Forms together with Site Diary complete with photos and brief description (date, time, location, etc)

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EXAMPLE FORM FOR IN INSPECTION

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In addition…

DESIGNS of TCPs have been simplified and standardised

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STANDARD DEFINITIONS TMWZ – Traffic Management at Work Zone

TMP – Traffic Management Plan TCP – Traffic Control Plan TCD – Traffic Control Devices TMO – Traffic Management Officer

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SIMPLIFIED DESIGN APPROACH

Traffic Categories

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Traffic Categories vs Length of Areas

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Construction Duration Categories

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Construction Duration vs TCD (Temporary Lane Closure)

Temporary Lane Closure) ( < 1 day )

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Construction Duration vs TCD (Road Diversion)

( >1 day but < 1 month) ( > 1 month)

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WORK ZONE LENGTH

Excavation

  • Length < 200m
  • Nos < 4

Work zone not including surcharge area

  • Length < 5km (rural)
  • Length < 2km (urban)
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OLD NEW

NEW SIGN FACES

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OLD NEW

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SIMPLIFIED SIGN ARRANGEMENTS

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Work Area

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CONCLUDING REMARKS To achieve Safer Environment in Construction Work Zones, we have ... ➢ Shifted FOCUS from Designs to Operations ➢ Simplified and Standardise Designs ➢ Set up systems for CHECK & BALANCE ➢ Set up Monitoring Framework ➢ Set up Inspection & Monitoring ➢ Introduce frequent Reporting

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FRAMEW FRAMEWOR ORK K TO O MO MONI NITOR OR T TRA RAFF FFIC IC MAN MANAGEME GEMENT NT AT W T WORK ORK ZONE ZONE

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RESULTS…

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THANK YOU