Dikonteraka tsa JBCC vs NEC vs GCC: Ke Efe e e Tswang Letsholo mo Porojekeng ya SA?

Fa o tlhopha foromo e e sa tshwaneng ya konteraka, o ka feleletsa o na le tiego mo ditefong, ditifikeiti tse di ganediwang, le go ntshiwa mo tendering. Mo Aforika Borwa, go na le di-suite tse tharo tse di busang: JBCC (Joint Building Contracts Committee), NEC (New Engineering Contract), le GCC (General Conditions of Contract). Nngwe le nngwe e direla dikarolo tse di farologaneng, e aba kotsi ka tsela e e farologaneng, mme e dirisa ditsamaiso tse di farologaneng tsa tefo. Bakonteraka le bahlami ba le bantsi ba tsena mo dikganetsanong, ditefo tse di liegang, le ditshenyegelo tse di oketsegang ka gonne ba sa tshwantshe konteraka le porojeke kgotsa moreki sentle.

Kaelo e e bapisa dikonteraka tsa JBCC vs NEC vs GCC mo seemong sa Aforika Borwa: o dirisa efe le lengwe lengwe, ditifikeiti tsa tefo le diphetogo di dira jang mo tsamaisong nngwe le nngwe, le gore o ka tsamaisa tsotlhe jang ntle le go nwelela mo di-spreadsheet.

Goreng Go Tlhopha Foromo ya Konteraka go le Botlhokwa

Foromo ya konteraka e o e tlhophang e baya motheo wa gore porojeke e tla tsamaisiwa jang, dikganetsano di tla rarabololwa jang, le gore tefo e tla elela jang. Fa o fosa mo tshimologong, o ka kopana le:

Tiego mo ditefong — Dikonteraka tse di farologaneng di na le ditsamaiso tse di farologaneng tsa ditifikeiti tsa tefo. Fa o dirisa foromo e e sa tshwaneng, go ka tlhaga tlhakatlhakano le tiego.
Go gola ga dikganetsano — Konteraka nngwe le nngwe e na le mokgwa o o farologaneng wa tharabololo ya dikganetsano. Tse dingwe di thata go feta, tse dingwe di dirisana thata.
Kabo e e sa siamang ya kotsi — Dikonteraka di aba kotsi ka ditsela tse di farologaneng. Fa konteraka e sa lekane mofuta wa porojeke ya gago, o ka sala o bulegile.
Mathata a compliance — Diporojeke tsa lekala la puso gantsi di laela foromo e e rileng ya konteraka. Fa o dirisa e e sa tshwaneng, tender ya gago e ka ganwa.

Mo Aforika Borwa, tlhopho ya konteraka ga se fela kgetho ya tatso — gantsi e laolwa ke mofuta wa porojeke, lekala la moreki, le ditlhokego tsa melao. Fa o tlhaloganya dithibelo tse, go nna bonolo go tlhopha foromo e e siameng le go e tsamaisa sentle.

Kakaretso ya Dikonteraka tsa Kago mo Aforika Borwa

Pele ga papiso e e tseneletseng, bona kakaretso ya suite nngwe le nngwe ya konteraka le gore e dirisiwa kae mo mmarakeng wa Aforika Borwa.

JBCC: Tekanyetso ya Lekala la Poraefete

Suite ya Joint Building Contracts Committee (JBCC) ke yone e e dirisiwang thata mo lekaleng la poraefete mo Aforika Borwa. E rulaganyeditswe tiro ya meago — matlo, dikago tsa kgwebo, le kago ya indasteri — mme e ratwa ke bahlami ba dithoto, bareki ba poraefete, le bakonteraka ba ba dirang diporojeke tsa poraefete.

Dikonteraka tse dikgolo tsa JBCC:

Principal Building Agreement (PBA) — Konteraka e kgolo ya tiro ya meago, gantsi e dirisiwa mo diporojekeng tse di fetang R500,000
Minor Works Agreement — Konteraka e e nolofaditsweng ya diporojeke tse dinnye tse di kwa tlase ga R500,000
Nominated/Selected Subcontract Agreement — Ya go laola subcontractor mo diporojekeng tsa JBCC

JBCC e dirisiwa kae:

Tlhabololo ya poraefete ya matlo
Diporojeke tsa dikago tsa kgwebo
Kago ya indasteri
Diporojeke tsa tlhabololo ya dithoto
Infrastructure ya lekala la poraefete (fa go se na taelo e nngwe)

Seabe sa mmaraka: JBCC e busa tiro ya meago mo poraefeteng, ka tekanyetso ya 60–70% ya mmaraka wa diporojeke tsa poraefete.

NEC: Tekanyetso ya Lekala la Puso le Boenjiniere

Suite ya New Engineering Contract (NEC) e gola ka bonako mo lekaleng la puso la Aforika Borwa le mo diporojekeng tsa boenjiniere. NEC4 e simolotse UK, mme jaanong e setse e amogetswe ke dipharastatal tse dikgolo le dimasepala tsa metse bakeng sa infrastructure le tiro ya boenjiniere.

Dikonteraka tse dikgolo tsa NEC:

NEC4 Engineering and Construction Contract (ECC) — Konteraka e kgolo ya tiro ya boenjiniere le kago
NEC4 Professional Services Contract (PSC) — Ya bagakolodi le ditirelo tsa borutegi
NEC4 Term Service Contract — Ya ditumelano tsa tirelo le tlhokomelo e e tswelelang

NEC e dirisiwa kae:

Diporojeke tsa ditsela tsa SANRAL
Infrastructure ya motlakase ya Eskom
Diporojeke tsa terena le boemakepe tsa Transnet
Diporojeke tsa infrastructure ya dimasepala tse dikgolo (City of Cape Town, City of Johannesburg)
Infrastructure ya metsi (Rand Water, dimasepala)
Diporojeke tsa boenjiniere tse di tlhokang tirisano

Seabe sa mmaraka: NEC e gola ka bonako mo lekaleng la puso, segolo thata mo infrastructure le boenjiniere. E akanyediwa go emela 20–30% ya dikonteraka tsa puso.

GCC: Tekanyetso ya Puso

General Conditions of Contract for Construction Works (GCC) e laetswe mo diporojekeng tsotlhe tsotlhe tsa mafapha a puso mo Aforika Borwa. E phasaladiwa ke South African Institution of Civil Engineering (SAICE) mme e tlhokega mo diporojekeng tse di wela mo melawaneng ya CIDB.

Dikonteraka tse dikgolo tsa GCC:

GCC 2015 — Version ya jaanong ya tiro ya kago
GCC for Engineering and Construction Works — Ya diporojeke tsa boenjiniere
GCC for Small Works — Version e e nolofaditsweng ya diporojeke tse dinnye

GCC e dirisiwa kae:

Diporojeke tsa mafapha a puso ya bosetshaba
Ditiro tsa puso ya diporofense
Diporojeke tsa dimasepala (fa ba sa dirise NEC)
Kago ya lekala la puso e e laetsweng ke CIDB
Diporojeke tsa setso tsa measure-and-value

Seabe sa mmaraka: GCC e sa ntse e busa mo diporojekeng tsa mafapha a puso, ka tekanyo ya 40–50% ya dikonteraka tsa puso, le fa NEC e ntse e gola.

Papiso e e Tseneletseng: JBCC vs NEC vs GCC

Go tlhaloganya dipharologanyo tsotlhe go go thusa go tlhopha konteraka e e siameng le go e tsamaisa ka bokgoni. Fa tlase ke papiso ya ntlha ka ntlha ya dilo tsa botlhokwa.

Mekgwa ya Tefo

Tsamaiso ya Tefo ya JBCC:

JBCC e dirisa tsamaiso ya setso ya interim payment certificate. Principal agent (architect kgotsa quantity surveyor) o ntsha ditifikeiti tsa nakwana kgwedi le kgwedi, a netefatsa tiro e e feditsweng go fitlha ka nako eo. Gantsi ditefo:

Di ntshiwa kgwedi le kgwedi go ikaegile ka tiro e e feditsweng
Di akaretsa retention (gantsi 5–10%)
Di bala diphetogo le diphetolo tsotlhe
Di duelwa mo matsatsing a 14–21 morago ga gore setifikeiti se ntshiwe

Tsamaiso ya tefo ya JBCC e tlhamaletse, mme e ka nna bonya fa ditifikeiti di sa ntshwe ka nako. Bakonteraka ba ikaegile ka go ntshiwa ka nako ga ditifikeiti gore cash flow e nne teng.

Tsamaiso ya Tefo ya NEC:

NEC e dirisa activity-based kgotsa target-cost payment system, go ikaegile ka option ya konteraka e e tlhophilweng. Gantsi ditefo:

Di ikaegile ka ditiro tse di feditsweng kgotsa diperesente tsa target cost
Di akaretsa early warning system ya ditshenyegelo tse di ka fetang tekanyetso
Di na le mekoloko ya tefo e e gaisang ka lebelo (gantsi bi-weekly)
Di aga mokgwa wa tirisano o o nang le kotsi e e abelanwang

Tsamaiso ya tefo ya NEC e rulaganyeditswe go potlaka le go dirisana, mme early warning e thusa go thibela dikganetsano pele di gola.

Tsamaiso ya Tefo ya GCC:

GCC e dirisa tsamaiso ya setso ya measure-and-value, e tshwanang le JBCC mme e na le dipharologanyo dingwe:

Ditifikeiti tsa tefo tsa kgwedi le kgwedi di ikaegile ka tiro e e metilweng
Retention gantsi ke 5–10%
Tefo mo matsatsing a 30 morago ga setifikeiti (boleele go feta JBCC)
Mokgwa wa semmuso wa measurement o o thata

Ditefo tsa GCC di ka nna bonya ka ntlha ya ditlhokego tsa semmuso tsa measurement le melawana e meleele ya tefo.

Kabo ya Kotsi

Kabo ya Kotsi mo JBCC:

JBCC e latela model wa setso wa kabo ya kotsi:

Kotsi ya kontrakara: Boleng jwa tiro, didirisiwa, tiego ya nako (fa e sa na mabaka a a amogelesegang), ditshenyegelo tse di fetang tekanyetso
Kotsi ya moreki: Diphoso tsa design (fa design e fiwa ke moreki), force majeure, maemo a lefatshe (fa a ne a sa senolwe)
Kotsi e e abelanwang: Diphetogo, tiego e e bakwang ke moreki kgotsa agent

JBCC e batla e lekalekane, mme e ka nna adversarial fa go na le dikganetsano ka gonne kabo ya kotsi gantsi e tolokiwa ka thata.

Kabo ya Kotsi mo NEC:

NEC e dirisa mokgwa o o dirisanang thata wa go abelana kotsi:

Early warning system — Matlhakore a mabedi a tshwanetse go itsise ka mathata a a ka tlhang
Compensation events — Ditiragalo tse di tlhalositsweng tse di tlisang diphetolo mo nakong le ditshenyegelong
Kotsi e e abelanwang — Go gatelelwa ga tharabololo e e dirisanang
Ponaletso — Puisano e e bulegileng le kabo ya kotsi e e bonalang

NEC e rulaganyeditswe go fokotsa dikganetsano ka early warning le tirisanommogo, le fa e batla taolo e e mafolofolo ya konteraka.

Kabo ya Kotsi mo GCC:

GCC e latela model wa setso o o imelang kontrakara thata:

Kotsi ya kontrakara: Kotsi e ntsi ya porojeke, go akaretsa maemo a lefatshe, tiego ya bosa, le ditshenyegelo tse di fetang tekanyetso
Kotsi ya moreki: E nnye — segolo diphoso tsa design le force majeure
Mokgwa wa semmuso — Tolokanyo e e thata ya ditemana tsa konteraka

GCC gantsi e baya kotsi e ntsi mo kontrakareng, se se ka thatafatsang bakonteraka mme sa naya bareki netefatso e e oketsegileng.

Tharabololo ya Dikganetsano

Tharabololo ya Dikganetsano mo JBCC:

JBCC e dirisa mokgwa wa setso wa tharabololo ya dikganetsano:

Tshwetso ya Principal Agent — Tshwetso ya ntlha e dirwa ke principal agent
Adjudication — Kgang e ka isiwa kwa adjudication
Arbitration — Tharabololo ya bofelo ka arbitration
Litigation — Kgang e ka ya kwa dikgotleng fa arbitration e sa atlege

Mokgwa ono o ka nna bonya le go nna wa tlhodisano, mme dikganetsano di gantsi di gola go fitlha arbitration kgotsa litigation.

Tharabololo ya Dikganetsano mo NEC:

NEC e na le mokgwa o o rulaganeng botoka wa tharabololo:

Early warning — Mathata a bonwa ka bonako ka early warning system
Tshwetso ya Project Manager — Tshwetso ya ntlha e dirwa ke project manager
Adjudication — Dikganetsano di isiwa kwa adjudication (go potlaka go feta arbitration)
Arbitration/Litigation — Tharabololo ya bofelo fa go tlhokega

Early warning mo NEC e thusa go thibela dikganetsano, mme adjudication gantsi e potlaka go feta arbitration.

Tharabololo ya Dikganetsano mo GCC:

GCC e dirisa mokgwa wa semmuso wa tharabololo:

Tshwetso ya Engineer — Tshwetso ya ntlha e dirwa ke engineer
Dispute Adjudication Board — DAB e ka dirisiwa mo dikganetsanong
Arbitration — Tharabololo ya bofelo ka arbitration
Litigation — Kgang e ka isiwa kwa dikgotleng

Mokgwa wa GCC ke wa semmuso mme o ka nna bonya, ka dikganetsano tse dintsi di feleletsa di tlhoka arbitration.

Ditshebediso Tse di Tlwaelegileng

JBCC e Siametse:

Tlhabololo ya poraefete ya matlo
Diporojeke tsa dikago tsa kgwebo
Tlhabololo ya dithoto (go tswa feasibility go fitlha handover)
Diporojeke tse moreki a batlang konteraka ya setso e e tlhaloganyegang bonolo
Tiro ya meago (e seng boenjiniere/infrastructure)
Diporojeke tse scope ya tsone e tlhaloganyegang sentle mme diphetogo di le mmalwa

NEC e Siametse:

Diporojeke tsa infrastructure tsa lekala la puso
Tiro ya boenjiniere (ditsela, marokho, infrastructure ya metsi)
Diporojeke tse di tlhokang tirisanommogo
Diporojeke tse di raraaneng tse di ka nnang le diphetogo tse dintsi
Diporojeke tse early warning le taolo ya kotsi e leng botlhokwa
Diporojeke tsa infrastructure tsa dipharastatal le dimasepala tse dikgolo

GCC e Siametse:

Diporojeke tsa mafapha a puso (go laetswe)
Diporojeke tsa setso tsa measure-and-value
Diporojeke tse mokgwa wa semmuso wa setso o tlhokegang
Ditiro tsa puso tse di laetsweng ke CIDB
Diporojeke tse di nang le scope e e phepafetseng le complexity e e kwa tlase
Infrastructure ya puso e e tlhalosang gore GCC e dirisiwe

Mefuta ya Diporojeke

Mefuta ya Diporojeke tsa JBCC:

Matlo a bonosi le dikompleke tsa bonno
Meago ya diofisi tsa kgwebo
Ditsi tsa mabenkele
Diholo tsa dipolokelo tsa indasteri
Diporojeke tsa tlhabololo ya dithoto
Ntlafatso le fit-outs tsa meago

Mefuta ya Diporojeke tsa NEC:

Kago le ntlafatso ya ditsela
Kago ya marokho
Infrastructure ya metsi le wastewater
Infrastructure ya motlakase
Infrastructure ya terena
Infrastructure ya boemakepe
Diporojeke tsa boenjiniere tse di tlhokang tirisano

Mefuta ya Diporojeke tsa GCC:

Diporojeke tsa meago ya puso
Infrastructure ya dimasepala
Infrastructure ya diporofense
Diporojeke tsa mafapha a bosetshaba
Tiro ya kago ya setso
Diporojeke tsa lekala la puso tse laolwang ke CIDB

Tafole ya Papiso: JBCC vs NEC vs GCC

Feature	JBCC	NEC	GCC
Primary Use	Private sector building works	Public sector engineering/infrastructure	Government department projects
Market Share	60–70% private sector	20–30% public sector	40–50% public sector
Payment Frequency	Monthly certificates	Bi-weekly (often)	Monthly certificates
Payment Terms	14–21 days	Varies by option	30 days
Payment Basis	Work completed (lump sum)	Activities/target cost	Measure and value
Retention	5–10% typical	Varies by option	5–10% typical
Risk Allocation	Balanced traditional	Collaborative/shared	Contractor-heavy
Dispute Resolution	Adjudication → Arbitration	Early warning → Adjudication	DAB → Arbitration
Variation Process	Formal variation orders	Compensation events	Formal variation orders
Early Warning System	No	Yes (mandatory)	No
Collaborative Approach	Moderate	High	Low
Complexity	Moderate	High	Moderate
Typical Project Value	R500K – R100M+	R10M – R1B+	R1M – R500M+
Best For	Private building projects	Public infrastructure/engineering	Government department works
Contract Administration	Principal Agent	Project Manager	Engineer
Time Extensions	Excusable delays	Compensation events	Extension of time claims

O Dirisa Konteraka Efe, Neng

Dirisa JBCC Fa:

O dira mo lekaleng la poraefete — JBCC ke tekanyetso mo tiro ya meago ya poraefete
Porojeke ya gago ke ya meago — Matlo, kgwebo, kgotsa meago ya indasteri
O batla konteraka e e itseweng ke batho — JBCC e tlwaelegile mo bakonterakeng ba le bantsi ba SA
Moreki o rata mokgwa wa setso — Bareki ba poraefete ba le bantsi ba phuthologile ka JBCC
O dira tlhabololo ya dithoto — JBCC e dira sentle mo diporojekeng tsa tlhabololo
Scope ya porojeke e tlhaloganya sentle — JBCC e dira botoka fa diphetogo di sa ntsi

Dikai tsa diporojeke: Tlhabololo ya estate ya bonno, kago ya ofisi ya kgwebo, setsi sa mabenkele, kago ya warehouse.

Dirisa NEC Fa:

O direla dipharastatal kgotsa dimasepala tse dikgolo — SANRAL, Eskom, Transnet, City of Cape Town, City of Johannesburg gantsi di laela NEC
Porojeke ya gago ke infrastructure kgotsa boenjiniere — Ditsela, marokho, infrastructure ya metsi, diporojeke tsa motlakase
O tlhoka tirisanommogo — Early warning system ya NEC e rotloetsa tirisano
Porojeke ya gago e na le menyetla e mentši ya diphetogo — NEC e tshwara diphetogo ka compensation events
O batla ditefo tse di potlakileng — Mekoloko ya tefo ya NEC gantsi e boeletsa ka bonako
Taolo ya kotsi ke sengwe sa botlhokwa — Early warning e thusa go laola dikotsi ka pele

Dikai tsa diporojeke: Ntlafatso ya tsela ya SANRAL, substation ya Eskom, infrastructure ya metsi ya metro, infrastructure ya terena.

Dirisa GCC Fa:

O direla mafapha a puso — GCC gantsi e laetswe mo diporojekeng tsa puso ya bosetshaba/diporofense
Porojeke ya gago e laolwa ke CIDB — GCC e tlhokega mo diporojekeng tse dintsi tsa CIDB
O dira tiro ya setso ya measure-and-value — GCC e lekana diporojeke tsa setso tsa metara le boleng
Moreki wa gago o tlhalosa GCC — Bareki bangwe ba laela GCC gore go nne le consistency
O phuthologile ka kotsi e ntsi mo kontrakareng — GCC e baya kotsi e ntsi mo kontrakareng
Go tlhokega ditsamaiso tse di semmuso — GCC e naya taolo ya konteraka ya setso e e semmuso

Dikai tsa diporojeke: Porojeke ya moago wa puso, infrastructure ya masepala, ditiro tsa tsela ya porofense, kago ya lefapha la bosetshaba.

Ditifikeiti tsa Tefo mo Mofuteng Mongwe le Mongwe wa Konteraka

Go tlhaloganya gore ditifikeiti tsa tefo di dira jang mo foromong nngwe le nngwe ya konteraka go botlhokwa mo cash flow. Bakeng sa dikgato tse di kgethegileng tsa JBCC, bona JBCC payment certificate guide. Bakeng sa kakaretso e e bophara, bona progress payment certificates in South Africa. Fa tlase ke gore tsamaiso nngwe le nngwe e tshwara jang netefatso.

Ditifikeiti tsa Tefo tsa JBCC

Tsamaiso:

Monthly valuation — Kontrakara o romela claim ya kgwedi le kgwedi ya tiro e e feditsweng
Assessment ya Principal Agent — Principal Agent (architect kgotsa QS) o lekola tiro mme a ntsha Interim Payment Certificate (IPC)
Dikagare tsa setifikeiti — IPC e akaretsa:
- Tiro e e feditsweng go fitlha jaanong
- Didirisiwa tse di mo saeteng
- Phokotso ya retention (gantsi 5–10%)
- Ditefo tse di fetileng
- Net amount due
Tefo — Moreki o duela mo matsatsing a 14–21 morago ga gore setifikeiti se ntshiwe
Setifikeiti sa bofelo — Morago ga practical completion, go ntshiwa Final Payment Certificate

Dikarolo tsa botlhokwa:

Ditifikeiti di ntshiwa kgwedi le kgwedi
Retention e gololwa ka dikgato (seripa ka practical completion, seripa kwa bokhutlong jwa defects liability period)
Diphetogo di tsenngwa mo ditifikeiting fa di amogetswe
Melawana ya tefo: matsatsi a 14–21 go tswa letsatsi la setifikeiti

Dikgwetlho:

Tiego fa Principal Agent a sa ntshe ditifikeiti ka bonako
Dikganetsano ka valuation di ka diegisa ditefo
Retention e ka tshwara madi a mantsi a cash flow

Ditifikeiti tsa Tefo tsa NEC

Tsamaiso:

Go fediwa ga ditiro — Kontrakara o fetsa ditiro (kgotsa o fitlha milestones tsa target cost)
Assessment ya Project Manager — Project Manager o lekola tiro e e feditsweng
Setifikeiti sa tefo — Project Manager o ntsha setifikeiti sa tefo (gantsi bi-weekly)
Dikagare tsa setifikeiti — Se akaretsa:
- Boleng jwa ditiro tse di feditsweng
- Percentage ya target cost (fa go dirisiwa Option C/D)
- Retention (fa e le teng)
- Ditefo tse di fetileng
- Net amount due
Tefo — Moreki o duela mo nakong ya tefo e e tlhalositsweng mo konterakeng
Final account — Final account e baakanyediwa morago ga completion

Dikarolo tsa botlhokwa:

Mekoloko ya tefo e boeletsa ka bonako (gantsi bi-weekly)
Tefo e ikaegile ka ditiro kgotsa target cost
Early warning system e thusa go thibela dikganetsano tsa tefo
Mokgwa wa tirisano o fokotsa tiego

Dikgwetlho:

Go thata go tsamaisa (go tlhoka activity tracking)
Go tlhoka kabelo e e mafolofolo ya Project Manager
Di-option tsa target cost di tlhoka go latela ditshenyegelo ka tlhamalalo

Ditifikeiti tsa Tefo tsa GCC

Tsamaiso:

Monthly measurement — Engineer o metara tiro e e feditsweng mo kgweding
Setifikeiti sa engineer — Engineer o ntsha setifikeiti sa tefo sa kgwedi le kgwedi
Dikagare tsa setifikeiti — Se akaretsa:
- Boleng jwa tiro e e metilweng
- Didirisiwa tse di mo saeteng
- Phokotso ya retention (gantsi 5–10%)
- Ditefo tse di fetileng
- Net amount due
Tefo — Moreki o duela mo matsatsing a 30 morago ga gore setifikeiti se ntshiwe
Setifikeiti sa bofelo — Morago ga completion, go ntshiwa Final Payment Certificate

Dikarolo tsa botlhokwa:

Mokgwa wa semmuso wa measurement
Ditifikeiti tsa kgwedi le kgwedi
Retention e gololwa ka dikgato
Melawana ya tefo: matsatsi a 30 (boleele go feta JBCC)

Dikgwetlho:

Melawana ya tefo e bonya (matsatsi a 30)
Mokgwa wa semmuso wa measurement o tsaya nako
Dikganetsano ka measurement di ka diegisa ditefo

Goreng Di-spreadsheet le Dithulusi Tse di Sa Kgolaganywang di sa Lekana

Go tsamaisa dikonteraka tsa JBCC, NEC, le GCC ka di-spreadsheet le generic accounting software go tlhola dikotsi tse di ka thibelwang. Konteraka nngwe le nngwe e na le difomate tsa ditifikeiti, melawana ya tefo, le melao e e farologaneng ya diphetogo kgotsa compensation events. Fa o tshwara diporojeke di le dintsi tsa mefuta e e farologaneng ya dikonteraka mo Excel, o ka tsena mo diphosong tsa formula, matsatsi a go gololwa ga retention a a timetseng, le ditifikeiti tse di sa dumelaneng le ditlhokego tsa konteraka. Ditshupetso tsa kago tsa US kgotsa Europe gantsi ga di tshegetse diforomo tsa SA ka tlholego; di akanyetsa ditsamaiso le mareo a a farologaneng a tefo. Mo bakonterakeng le bahlaming ba ba tsamaisang tiro ya poraefete (JBCC) le ya puso (NEC kgotsa GCC), platform e le nngwe e e tlhaloganyang mefuta yotlhe e meraro e fokotsa diphoso mme e dira gore cash flow e bonale sentle.

Dipotso Tse di Botsiwang Gantsi

A nka dirisa JBCC mo porojekeng ya lekala la puso?

Ka kakaretso, nnyaa. Diporojeke tsa puso gantsi di laela NEC (mo dipharastatal le dimetro) kgotsa GCC (mo mafapheng a puso). Le fa go ntse jalo, diporojeke dingwe tse dinnye tsa puso kgotsa tse di nang le ditlhokego tse di kgethegileng di ka letlelela JBCC. Kame tsotlhe sekaseka ditokomane tsa tender — di tla tlhalosa foromo ya konteraka e e tlhokegang.

Pharologanyo ke efe fa gare ga JBCC Principal Building Agreement le Minor Works Agreement?

Principal Building Agreement (PBA) ke konteraka e e tletseng ya JBCC mo diporojekeng tse gantsi di fetang R500,000. E na le ditlhophiso tse di feletseng tsa diphetogo, extension of time, le tharabololo ya dikganetsano. Minor Works Agreement ke version e e nolofaditsweng ya diporojeke tse dinnye tse di kwa tlase ga R500,000, ka ditsamaiso tse di khutshwane le ditlhokego tse di sa thatafalang.

Goreng dipharastatal di rata NEC go feta GCC?

Dipharastatal tse di jaaka SANRAL, Eskom, le Transnet di rata NEC ka gonne:

Mokgwa wa tirisano — Early warning system ya NEC e rotloetsa tirisano mme e fokotsa dikganetsano
Taolo e e botoka ya kotsi — Early warning e thusa go lemoga le go laola dikotsi ka bonako
Ditefo tse di potlakileng — Mekoloko ya tefo e e boeletsang ka bonako e tokafatsa cash flow ya kontrakara
Tekanyetso ya boditšhabatšhaba — NEC e dirisiwa lefatshe ka bophara, se se tlisang consistency mo bakonterakeng ba boditšhabatšhaba
Boikamohelo — NEC e naya di-option tse dintsi tsa konteraka (lump sum, target cost, cost reimbursable) go lekana mefuta e e farologaneng ya diporojeke

A nka fetola foromo ya konteraka fa porojeke e setse e simolotse?

Nnyaa. Fa konteraka e setse e saenilwe, o bofilwe ke foromo eo go fitlha porojeke e fela. Go fetola foromo mo gare ga porojeke gantsi go tla tlhoka go fedisa konteraka e e leng teng le go tsena e ntšhwa, e leng selo se gantsi se sa diragaleng kgotsa se sa rotloediwang. Tlhopha foromo sentle kwa tshimologong.

Nka itse jang gore ke dirisa foromo efe ya konteraka?

Gantsi foromo e tlhalosiwa mo ditokomaneng tsa tender kgotsa project brief. Mo meagong ya poraefete, JBCC ke tekanyetso; mo infrastructure ya puso, bona gore a moreki o laela NEC kgotsa GCC. Fa o sa tlhomamisege, ikgolaganye le mmueledi wa molao wa kago kgotsa quantity surveyor yo o itseng diforomo tsa konteraka tsa SA.

Go diragala eng fa nka dirisa foromo e e sa tshwaneng ya konteraka?

Go dirisa foromo e e sa tshwaneng go ka nna le ditlamorago tse dikgolo:

Go ntshiwa mo tendering — Ditender tsa puso gantsi di gana diphitlhelelo tse di sa diriseng foromo e e laetsweng
Tiego mo ditefong — Foromo e e sa tshwaneng e ka tlhola tlhakatlhakano le tiego mo ditefong
Kotsi ya dikganetsano — Diforomo di aba kotsi ka ditsela tse di farologaneng; e e sa tshwaneng e ka go tlogela o bulegile
Mathata a compliance — Diporojeke dingwe di tlhoka ka molao foromo e e rileng (sekai, diporojeke tsa CIDB)

Kame dirisa foromo e e tlhalositsweng mo ditokomaneng tsa tender kgotsa tumelano ya porojeke.

A Wakha e tshegetsa diforomo tsotlhe tse tharo tsa konteraka?

Ee. Wakha e tshegetsa go dira ditifikeiti tsa tefo tsa JBCC, NEC, le GCC, taolo ya diphetogo, le workflows tsotlhe tsa taolo ya konteraka mo tsamaisong e le nngwe, ka difomate tsa ditifikeiti tse di kgethegileng go ya ka konteraka nngwe le nngwe.

Bokhutlo

Go tlhopha foromo e e siameng ya konteraka — JBCC vs NEC vs GCC — go botlhokwa mo phasalatsong ya porojeke mo Aforika Borwa. JBCC e busa mo meagong ya poraefete; NEC e gola mo infrastructure le boenjiniere jwa lekala la puso; GCC e sa ntse e le tekanyetso ya mafapha a puso le ditiro tse di laetsweng ke CIDB. Nngwe le nngwe e aba kotsi le ditsamaiso tsa tefo ka tsela e e farologaneng. Fa o tshwantshetsa konteraka le porojeke le moreki sentle, o tila tiego mo ditefong, dikganetsano, le go ntshiwa mo tendering.

Tsamaisa ditifikeiti tsa tefo tsa JBCC, NEC, le GCC, retention, le diphetogo mo platform e le nngwe e e agilweng bakeng sa kago ya Aforika Borwa. Bona gore Wakha e tshegetsa jang mefuta yotlhe e meraro ya konteraka.

Dingolwa tse di Amanang