Gauteng Freeway Gauteng Freeway Improvement Scheme Improvement Scheme Road Pavement ForumRoad Pavement Forum

Alex van NiekerkAlex van NiekerkNovember 2007November 2007

IntroductionIntroduction► Congestion have social, environmental and economic Congestion have social, environmental and economic

implications, and will limit sustainable growthimplications, and will limit sustainable growth► Several initiatives in the past to upgrade and expand Several initiatives in the past to upgrade and expand

the freeway networkthe freeway network► Gauteng Freeway Improvement Scheme presented to Gauteng Freeway Improvement Scheme presented to

Minister of Transport in 2005Minister of Transport in 2005► Inter authority working group – DOT chairmanshipInter authority working group – DOT chairmanship

Developed concept for improving & expanding freeways in the Developed concept for improving & expanding freeways in the provinceprovince

Produced document – project context and principles:Produced document – project context and principles:► Promotion of travel demand management and public Promotion of travel demand management and public

transporttransport► Road network management – ITS, IMS, service to publicRoad network management – ITS, IMS, service to public► Sustainable maintenance and expansion of the freeway Sustainable maintenance and expansion of the freeway

networknetwork► Project financed as a state implemented toll roadProject financed as a state implemented toll road

Project Extent:Project Extent:PLANNED LANE PLANNED LANE ADDITIONS:ADDITIONS: 230km230km (2012)(2012)

PLANNED PLANNED PLANNED MINOR PLANNED MINOR UPGRADES:UPGRADES:(173 KM) (2012)(173 KM) (2012)

PLANNED INITIAL PLANNED INITIAL NEW ROUTES:NEW ROUTES:

73km (2020)73km (2020)FUTURE NEW FUTURE NEW ROUTES:ROUTES:95 km (2025 +)95 km (2025 +)

TOTAL INITIAL TOTAL INITIAL SCHEME (2020):SCHEME (2020):466 KM466 KM

FINAL FINAL SCHEME:SCHEME:561 KM561 KM

Integrated ApproachIntegrated Approach► In order to address congestion problems –In order to address congestion problems –

integration of different transport integration of different transport initiatives/modes - essentialinitiatives/modes - essential

► Gauteng Freeway Improvement Project Gauteng Freeway Improvement Project focus – focus – Modal IntegrationModal Integration Travel Demand Management (i.e. HOV lanes)Travel Demand Management (i.e. HOV lanes) Provision of required infrastructureProvision of required infrastructure Intelligent Transport Systems (ITS)Intelligent Transport Systems (ITS) Improved incident management Improved incident management

HOV NetworkHOV Network

►Additional lanes added – High Additional lanes added – High Occupancy Vehicle lanesOccupancy Vehicle lanes

►Depending on route, can be 2+, 3+, Depending on route, can be 2+, 3+, etc.etc.

►Park and Ride facilities & inter modal Park and Ride facilities & inter modal transfer facilities will promote ride transfer facilities will promote ride shareshare

HOV Lane

Integrated SolutionIntegrated Solution► Potential Potential

first phase first phase HOV HOV networknetwork

► Inter Inter modal modal transferstransfers

► P&R P&R ► GautrainGautrain► Metro RailMetro Rail► BRTBRT

Integration

Project StatusProject Status►Cabinet approved Cabinet approved project – July 2007project – July 2007►Announced by Minister – October 2007Announced by Minister – October 2007►Project was found feasible for phase 1 – Project was found feasible for phase 1 –

Existing freeway upgrades & provisions for Existing freeway upgrades & provisions for public transport (Cost – R12b excl VAT, public transport (Cost – R12b excl VAT, 2007):2007): Additional lanes to existing freewaysAdditional lanes to existing freeways Substantial interchange improvementsSubstantial interchange improvements Non freeway public transport improvementsNon freeway public transport improvements

►Phase 2 – construction of new infrastructure Phase 2 – construction of new infrastructure – feasible if staggered over period from – feasible if staggered over period from 2010 to 2020 – further R10b (excl VAT,2007)2010 to 2020 – further R10b (excl VAT,2007)

Infrastructure costInfrastructure cost

►Estimated cost for road improvements: Estimated cost for road improvements: R25m to R65m/kmR25m to R65m/km

►Average estimated cost for new road Average estimated cost for new road sections: R90m/km excluding the cost sections: R90m/km excluding the cost of landof land

Project financing & Project financing & implementationimplementation

►User pay principle (toll) is proposed to User pay principle (toll) is proposed to finance projectfinance project

►Travel demand management measureTravel demand management measure►Provides a mechanism for accelerated Provides a mechanism for accelerated

financing of infrastructure – the sooner it financing of infrastructure – the sooner it can be provided, the sooner benefits are can be provided, the sooner benefits are realised (economic, travel times, safety, realised (economic, travel times, safety, etc)etc)

►Toll declaration in process – public Toll declaration in process – public comment period closed 14 November 2007comment period closed 14 November 2007

Toll DeclarationToll Declaration

ComprehensiveComprehensiveOpen Road Toll SystemOpen Road Toll System

Features of Toll Strategy:Features of Toll Strategy:► 47 gantries on existing roads for 2010 phase47 gantries on existing roads for 2010 phase► Average spacing 10,7 km / gantryAverage spacing 10,7 km / gantry► Directional – gantry is only covering one Directional – gantry is only covering one

direction/carriageway of traffic flowdirection/carriageway of traffic flow► Wide coverage on all routes – fair Wide coverage on all routes – fair

distribution to all usersdistribution to all users► Low toll tariffs per toll point to optimise Low toll tariffs per toll point to optimise

attractionattraction

Open Road TollingOpen Road Tolling

►ETC – no physical plazas – no delay ETC – no physical plazas – no delay

►The potential diversion was modeled – The potential diversion was modeled – concluded that the diversion in concluded that the diversion in metropolitan areas minimalmetropolitan areas minimal

Social & Economic ImpactSocial & Economic Impact

► Economic Impact:Economic Impact: Contribution of R14,2bn and R15,3bn to GDP in Contribution of R14,2bn and R15,3bn to GDP in

2008 & 2009 respectively2008 & 2009 respectively Contribution of R6,3bn and R6,7bn for Gauteng Contribution of R6,3bn and R6,7bn for Gauteng

GGP for 2008 & 2009 respectivelyGGP for 2008 & 2009 respectively 29 300 direct employment opportunities and 138 29 300 direct employment opportunities and 138

900 indirect employment opportunities, mostly in 900 indirect employment opportunities, mostly in low wage bracketslow wage brackets

After construction – 1800 direct and 9200 indirect After construction – 1800 direct and 9200 indirect job opportunitiesjob opportunities

R39,7 bn contribution to capital formationR39,7 bn contribution to capital formation

Proposed Road Proposed Road ImprovementsImprovements

► In general, freeways will be upgraded to 4 In general, freeways will be upgraded to 4 lanes per directionlanes per direction

►Some sections, up to 6 lanes per directionSome sections, up to 6 lanes per direction► Interchanges are improvedInterchanges are improved►Auxiliary lanes at on- and off rampsAuxiliary lanes at on- and off ramps►Cross road improvementsCross road improvements►Median lighting is providedMedian lighting is provided►Many instances – F-Shape barrier in Many instances – F-Shape barrier in

medianmedian

PavementsPavements

► Pavement maintenance strategy for toll projects is Pavement maintenance strategy for toll projects is impacted on/determined by the financial model impacted on/determined by the financial model

► Project scope – provide a 10 year maintenance Project scope – provide a 10 year maintenance free pavement design, and a 30 year life cycle free pavement design, and a 30 year life cycle pavement strategy pavement strategy

► For road widening - pavement layers in general For road widening - pavement layers in general must conform to the existing layer works. must conform to the existing layer works.

► Pavement widening in general – took into account Pavement widening in general – took into account practical considerations i.e. accessibility, practical considerations i.e. accessibility, restricted work area and time available for restricted work area and time available for constructionconstruction

PavementsPavements► Limited structural improvements to the existing Limited structural improvements to the existing

pavements are requiredpavements are required► On flexible pavements on steep uphill's, CRCP inlays On flexible pavements on steep uphill's, CRCP inlays

are consideredare considered► The majority of pavement actions required are The majority of pavement actions required are

functional in nature, consisting of stress absorbing functional in nature, consisting of stress absorbing membrane interlayer (SAMI) and asphalt overlays membrane interlayer (SAMI) and asphalt overlays (mostly BRASO), (mostly BRASO),

► Grinding of concrete pavement is proposed between Grinding of concrete pavement is proposed between N1 Hans Strijdom to Bucleuch interchanges – N1 Hans Strijdom to Bucleuch interchanges – improved riding quality, skid resistance, reduced noiseimproved riding quality, skid resistance, reduced noise

► The UTCRCP has been considered as a rehabilitation The UTCRCP has been considered as a rehabilitation measure, and is an option in the 30 year life cycle of measure, and is an option in the 30 year life cycle of the pavement the pavement

Typical upgrading worksTypical upgrading works

N1: Maraisburg InterchangeN1: Maraisburg Interchange

N1: HANS STRIJDOM N1: HANS STRIJDOM INTERCHANGEINTERCHANGE

N1: WILLIAM NICOL N1: WILLIAM NICOL INTERCHANGEINTERCHANGE

N1: RIVONIA ROAD N1: RIVONIA ROAD INTERCHANGE :INTERCHANGE :

N1: Allandale InterchangeN1: Allandale Interchange

N1: Olifantsfontein N1: Olifantsfontein InterchangeInterchange

Additional bridge over the N1

N1: Rooihuiskraal N1: Rooihuiskraal InterchangeInterchange

JOHN VORSTER JOHN VORSTER INTERCHANGEINTERCHANGE

N1: John Vorster Interchange

N1/R21 InterchangeN1/R21 Interchange

N1: Rigel InterchangeN1: Rigel Interchange

N1: Garstfontein InterchangeN1: Garstfontein Interchange

N1: Atterbury InterchangeN1: Atterbury Interchange

N1: Lynnwood InterchangeN1: Lynnwood Interchange

N3: Grey Ave. InterchangeN3: Grey Ave. InterchangeN3: Grey Ave. InterchangeN3: Grey Ave. Interchange

N3/N12 Elands InterchangeN3/N12 Elands InterchangeN3: Elands InterchangeN3: Elands Interchange

N3: Gilloolys InterchangeN3: Gilloolys Interchange

N3: Linksfield InterchangeN3: Linksfield Interchange

►

N3: Marlboro Interchange

N12: Reading InterchangeN12: Reading Interchange

N12/N17 InterchangeN12/N17 Interchange

Procurement & Procurement & ImplementationImplementation

► ITS for 180km currently implementedITS for 180km currently implemented►N1 between R21 and Atterbury – under N1 between R21 and Atterbury – under

constructionconstruction►N12 – Gilloolys to R21 – tender stageN12 – Gilloolys to R21 – tender stage►Pre-cast median barriers – tender stagePre-cast median barriers – tender stage►Pre-qualification for 6 work packages Pre-qualification for 6 work packages

commenced commenced ►Designs for further sections in progressDesigns for further sections in progress

Pre QualificationPre Qualification► Work Package A (18km):Work Package A (18km):

A1: N1 section 20 between Golden A1: N1 section 20 between Golden Highway and 14th Avenue – 17 km;Highway and 14th Avenue – 17 km;

A2: N12 section 18 between the Elands A2: N12 section 18 between the Elands Interchange and the M1 Interchange – Interchange and the M1 Interchange – 1km1km

► Work Package B (21km):Work Package B (21km): N1 Section 20 between 14th Avenue N1 Section 20 between 14th Avenue

and Buccleuch Interchangesand Buccleuch Interchanges► Work Package C (23km):Work Package C (23km):

N1 Section 20 & 21 between Buccleuch N1 Section 20 & 21 between Buccleuch and Brakfontein Interchanges;and Brakfontein Interchanges;

► Work Package D (15km):Work Package D (15km): D1: N1 Section 21 between Brakfontein D1: N1 Section 21 between Brakfontein

and the R21 Interchanges – 10 km;and the R21 Interchanges – 10 km; D2: N1 Section 21 between the D2: N1 Section 21 between the

Atterbury and Proefplaas (N4) Atterbury and Proefplaas (N4) interchanges – 5 kminterchanges – 5 km

► Work Package E (16km)Work Package E (16km) E1: N3 Section 12 between Old Barn E1: N3 Section 12 between Old Barn

(Heidelburg rd) and Geldenhuys (M2) (Heidelburg rd) and Geldenhuys (M2) Interchanges – 12 kmInterchanges – 12 km

E2: N12 Section 18 between Reading E2: N12 Section 18 between Reading (R59) and Elands (N3) interchanges – (R59) and Elands (N3) interchanges – 4 km4 km

► Work Package F (17,6 km)Work Package F (17,6 km) N3 Section 12 between Geldenhuys N3 Section 12 between Geldenhuys

(M2) and Buccleuch Interchanges(M2) and Buccleuch Interchanges

Project ProgrammeProject Programme► Project announced by Minister of Transport:Project announced by Minister of Transport: 8 October 20078 October 2007

► Intent to Toll commenced: Intent to Toll commenced: 12 October 200712 October 2007

► Commencement of pre-qualification of contractors: 7 November Commencement of pre-qualification of contractors: 7 November 20072007

► Public Comment closure:Public Comment closure: 14 November 200714 November 2007

► Closing of pre qualification period:Closing of pre qualification period: 28 November 200728 November 2007

► Announcing of pre-qualification results:Announcing of pre-qualification results: 12 December 200712 December 2007

► Closure of authorities comment on ITT:Closure of authorities comment on ITT: 14 December 200714 December 2007

Project ProgrammeProject Programme► ROD for road improvements:ROD for road improvements: January 2008January 2008

► Toll declaration of roads to be upgraded:Toll declaration of roads to be upgraded: 25 January 25 January 20082008

► Tender for construction works commence:Tender for construction works commence: 1 February 20081 February 2008

► Tender for construction works close (2 months): Tender for construction works close (2 months): 31 March 31 March 20082008

► Award of contracts: Award of contracts: April 2008 April 2008

► Construction commence (2 year construction period): May 2008Construction commence (2 year construction period): May 2008

► Construction substantially completed:Construction substantially completed: June 2010June 2010

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