Designing Buildings - User contributions [en]

Procurement route options pros and cons

2016-01-11T15:48:04Z

Archi1000: Created page with "= Traditional Procurement = Good for: * QUALITY – full design pre tender * DESIGN FLEXIBILITY – variations & instructions * SPECIALIST SUB-CON’S – Named specialist ..."

= Traditional Procurement =

Good for:

* QUALITY – full design pre tender
* DESIGN FLEXIBILITY – variations & instructions
* SPECIALIST SUB-CON’S – Named specialist update sbc11
* DESIGN CONTROL – through arch/CA
* CDPs – eg. M&E
* COMPLEX
* COST – lump sum cost benefits unless multiple changes made

Not Suited for:

* TIME – req full detailed pack pre tender
* COST – not a benefit if many changes made
* INCOMPLETE DRAWINGS – lead to delay, costs and claims of negligence

Contract: SBC11

* LUMP SUM PAYMENT
* CDM
* CDP’s
* NAMED SUB CONTRACTORS
* VARIATIONS/INSTRUCTIONS
* RETENTION
* COLLATERAL WARRANTIES
* TERMINATION PROVISIONS
* PREAGREED ALT DISPUTE RESOLUTION

= D&B Procurement =

Good for:

* TIME – Fast track, overlap design & construction
* COST – lump sum/ GMP
* SINGLE POINT RESPONSIBILITY – Contractor design and build responsibility
* COMPLEX
* NOVATION – can benefit quality. Prior knowledge, sub-con drawing review
* CLIENT RISK LOW
* NAMED SUB-CON – in employers requirements

Not suited for:

* QUALITY – cheapest route to meet contract spec can lead to low quality products/ build quality.
* DESIGN FLEXIBILITY – request for change – costs/time implications

Contract: DB11

* CONTRACTOR TO COMPLETE DESIGN +CARRY OUT WORKS
* LUMP SUM/GMP
* CDM
* COLLATERAL WARRANTIES
* TERMINATION PROVISIONS
* RETENTION
* PRE AGREED DISPUTE RESOLUTION

= Management Contracting Procurement =

Good for:

* COMPLEX/SPECIALIST – individually appointed packages to best suited sub-contractor
* POTENTIAL COST SAVING – Competitive tender
* TIME – Overlap design/construction
* QUALITY – each package subcontracted to specialist
* DESIGN FLEXIBILITY – changes can be made throughout construction. Potential costs.

Not suited for:

* INEXPERIENCED – risk high
* FIXED COST - Prime cost basis per package. Fluctuations.
* LACK OF AVAILABLE SPECIALISTS – would leave gaps in work to be undertaken.

Contract: MC11

* PRIME COST CONTRACT
* PROVISIONS FOR COLLATERAL WARRANTIES
* SUSTAINABILITY
* COLLABERATIVE WORKING
* THIRD PARTY RIGHTS – funder-contractor

= Construction Management Procurement =

Good for:

* COMPLEX/SPECIALIST - individually appointed packages to best suited sub-contractor
* TIME - Overlap design/construction

* DESIGN FLEXIBILITY - changes can be made throughout construction. Potential costs.

* POTENTIAL COST SAVING - Competitive tender
* QUALITY - each package subcontracted to specialist
* ALL BUILDING TYPES
* EFFICIENCY – Early appointment of CM to aid programme

Not suited for:

* UNEXPERIENCED EMPLOYER – risk high as appointing trade contractors
* FIXED COST- Prime cost basis per package.
* LACK OF AVAILABLE SPECIALISTS

Contracts:

CM/TC11

* EMPLOYER – TRADE CONTRACTOR
* LUMP SUM
* COLLATERAL WARRANTIES & THIRD PARTY RIGHTS
* RETENTION

CM/A

* EMPLYER – CM
* COLLATERAL WARRANTIES
* SUSTAINABILITY

Procurement Route Pros & Cons

2016-01-11T15:43:13Z

Archi1000: Created page with "Traditional Procurement Good for: * QUALITY – full design pre tender * DESIGN FLEXIBILITY – variations & instructions * SPECIALIST SUB-CON’S – Named specialist upda..."

Traditional Procurement

Good for:

* QUALITY – full design pre tender
* DESIGN FLEXIBILITY – variations & instructions
* SPECIALIST SUB-CON’S – Named specialist update sbc11
* DESIGN CONTROL – through arch/CA
* CDPs – eg. M&E
* COMPLEX
* COST – lump sum cost benefits unless multiple changes made

Not Suited for:

* TIME – req full detailed pack pre tender
* COST – not a benefit if many changes made
* INCOMPLETE DRAWINGS – lead to delay, costs and claims of negligence

Contract: SBC11

* LUMP SUM PAYMENT
* CDM
* CDP’s
* NAMED SUB CONTRACTORS
* VARIATIONS/INSTRUCTIONS
* RETENTION
* COLLATERAL WARRANTIES
* TERMINATION PROVISIONS
* PREAGREED ALT DISPUTE RESOLUTION

D&B Procurement

Good for:

* TIME – Fast track, overlap design & construction
* COST – lump sum/ GMP
* SINGLE POINT RESPONSIBILITY – Contractor design and build responsibility
* COMPLEX
* NOVATION – can benefit quality. Prior knowledge, sub-con drawing review
* CLIENT RISK LOW
* NAMED SUB-CON – in employers requirements

Not suited for:

* QUALITY – cheapest route to meet contract spec can lead to low quality products/ build quality.
* DESIGN FLEXIBILITY – request for change – costs/time implications

Contract: DB11

* CONTRACTOR TO COMPLETE DESIGN +CARRY OUT WORKS
* LUMP SUM/GMP
* CDM
* COLLATERAL WARRANTIES
* TERMINATION PROVISIONS
* RETENTION
* PRE AGREED DISPUTE RESOLUTION

Management Contracting Procurement

Good for:

* COMPLEX/SPECIALIST – individually appointed packages to best suited sub-contractor
* POTENTIAL COST SAVING – Competitive tender
* TIME – Overlap design/construction
* QUALITY – each package subcontracted to specialist
* DESIGN FLEXIBILITY – changes can be made throughout construction. Potential costs.

Not suited for:

* INEXPERIENCED – risk high
* FIXED COST - Prime cost basis per package. Fluctuations.
* LACK OF AVAILABLE SPECIALISTS – would leave gaps in work to be undertaken.

Contract: MC11

* PRIME COST CONTRACT
* PROVISIONS FOR COLLATERAL WARRANTIES
* SUSTAINABILITY
* COLLABERATIVE WORKING
* THIRD PARTY RIGHTS – funder-contractor

Construction Management Procurement

Good for:

* COMPLEX/SPECIALIST - individually appointed packages to best suited sub-contractor
* TIME - Overlap design/construction

* DESIGN FLEXIBILITY - changes can be made throughout construction. Potential costs.

* POTENTIAL COST SAVING - Competitive tender
* QUALITY - each package subcontracted to specialist
* ALL BUILDING TYPES
* EFFICIENCY – Early appointment of CM to aid programme

Not suited for:

* UNEXPERIENCED EMPLOYER – risk high as appointing trade contractors
* FIXED COST- Prime cost basis per package.
* LACK OF AVAILABLE SPECIALISTS

Contracts:

CM/TC11

* EMPLOYER – TRADE CONTRACTOR
* LUMP SUM
* COLLATERAL WARRANTIES & THIRD PARTY RIGHTS
* RETENTION

CM/A

* EMPLYER – CM
* COLLATERAL WARRANTIES
* SUSTAINABILITY

[[Category:Articles_needing_more_work]]

Legislative framework for building design and construction

2016-01-05T17:21:53Z

Archi1000:

# Town and Country Planning

* Local Plan (LDF)

-Based on guidance from NPPF

-Provides guidance for local planning objectives + policies

CONSULT: LA website for LDF

* NPPF

-Consult for 12 core planning principles (Paragraph 17)

* PLANNING HISTORY

-Any previous relevant objections

CONSULT: Planning Portal

* SECTION 106 (If large project)

-May be required for planning obligations that improve local area as compromise for disruption.

CONSULT: Local Planning Authority

* Conservation Area

-Permission required for demolition and alterations

-Article 4 may apply (prevents permitted development)

CONSULT: -LA planning website (see if area is a CA)

* NPPF section 12 (for guidance of objectives and policies.)

-Conservation Officer (for advice)

* Listed Building -Criminal offence to alter/demo without Listed Building Consent

CONSULT: -Local Planning Authority (for consent)

-Historic England Website (determine if listed)

-Planning Permission if external also required.

LEGISL: -‘Listed Buildings and Conservation areas act 1990’

* Scheduled Monument

-National Importance?

-Scheduled monument consent if affect

CONSULT: -LPA (for consent)

-Historic England (determine if scheduled)

-Planning Consultant (advice best approach)

LEGISL: -Ancient Monuments + archaeological Areas act 1979

* Change of Use -If required. See use category.

2. SUSTAINABILITY + H&S

* Flood Risk

-NPPF Sec 10 – need to be careful when choosing site

CONSULT: -Environment agency

-Flood Risk Assessment (Hydrologist report)

LEGISL: -Environment act 1995

* Wildlife

-Protected species (bats/newts/birds etc…)

-Possible to restore habitat/ rehome

CONSULT: Natural England (requires surveys + reports)

LEGISL: The Conservation of habitats + species regs 2010

* Contamination

-NPPF Sec 11 (120) states developer’s responsibility to decontaminate

CONSULT: -LA (to arrange inspection)

-Environment agency

LEGISL: -Environmental Protection Act 1990

* Green Belt

-NPPF Sec 9 protects this

-CONSULT: -LPA to establish if land is GB.

* CDM

-Make client aware of responsibilities involved with CDM regs 2015

-Ensures H&S properly considered throughout development to reduce risk of harm to those who build, use and maintain it.

-Applies from start inc site inspections (esp if suspected contamination)

CONSULT: -LA Environmental Health (for info on site)

LEGISL: -CDM regulations 2015

* Asbestos

-Req survey + removal by competent surveyor/contractor

LEGISL: -Control of asbestos regs 2012

* Highways

CONSULT:

-Highways agency (if subject to change of access)

-Local Plan

-LA (may require discussion over sec 106 agreement)

LEGISL:

-Highways act 1980

Section 106 agreement (as compromise disruption)

* Party Walls

-Prior to works, must give notice to adjoining neighbours of intention to build on boundary line/within 6 meters of it.

-Act provides mechanism for resolving disputes.

CONSULT: Adjoining Owner

LEGISL: Party Wall Act 1996

3. Land Law

* Boundaries:

-Consult to establish boundaries.

CONSULT: -LA

-Land Registry

-Client

* Easements

-Rights any party may have over the land.

-Right of way

-Right of support

-Right of light

CONSULT:

-Land registry

-Charted building surveyor specialising in ROL

LEGISL: -Land registration act 2002

* Restrictive Covenants

-Restrictions to the site such as: -land to remain open space/ prevent development/ prevent business use?

CONSULT: -Land registry

* Wayleaves

-annually renewed right of use by apparatus over or under someone else’s land for which payment is made.

* Tree Preservation order

-may apply to trees on site.

CONSULT: -LA

LEGISL: -T+C planning (Tree Preservation) regs 2012

[[Category:Articles_needing_more_work]]

Legislative framework for building design and construction

2016-01-05T17:20:15Z

Archi1000:

Legislative framework for building design and construction

2016-01-05T17:04:37Z

Archi1000: Created page with "Town and Country Planning Local Plan (LDF) -Based on guidance from NPPF -Provides guidance for local planning objectives + policies CONSULT: LA website for LDF NPPF -Cons..."

Town and Country Planning

Local Plan (LDF) -Based on guidance from NPPF

-Provides guidance for local planning objectives + policies

CONSULT: LA website for LDF

NPPF -Consult for 12 core planning principles (Paragraph 17)

Planning -Any previous relevant objections

(History) CONSULT: Planning Portal

Section 106 -May be required for planning obligations that improve local area as compromise for disruption.

(If large project)

CONSULT: Local Planning Authority

Conservation -Permission required for demolition and alterations

Area -Article 4 may apply (prevents permitted development)

CONSULT: -LA planning website (see if area is a CA)

-NPPF section 12 (for guidance of objectives and policies.)

-Conservation Officer (for advice)

Listed Building -Criminal offence to alter/demo without Listed Building Consent

CONSULT: -Local Planning Authority (for consent)

-Historic England Website (determine if listed)

-Planning Permission if external also required.

LEGISL: -‘Listed Buildings and Conservation areas act 1990’

Scheduled -National Importance?

Monument -Scheduled monument consent if affect

(Archaeology)

CONSULT: -LPA (for consent)

-Historic England (determine if scheduled)

-Planning Consultant (advice best approach)

LEGISL: -Ancient Monuments + archaeological Areas act 1979

Change of Use -If required. See use category.

Sustainability + H&S

Flood Risk -NPPF Sec 10 – need to be careful when choosing site

CONSULT: -Environment agency

-Flood Risk Assessment (Hydrologist report)

LEGISL: -Environment act 1995

Wildlife -Protected species (bats/newts/birds etc…)

-Possible to restore habitat/ rehome

CONSULT: Natural England (requires surveys + reports)

LEGISL: The Conservation of habitats + species regs 2010

Contamination -NPPF Sec 11 (120) states developer’s responsibility to decontaminate

CONSULT: -LA (to arrange inspection)

-Environment agency

LEGISL: -Environmental Protection Act 1990

Green Belt -NPPF Sec 9 protects this

CONSULT: -LPA to establish if land is GB.

CDM -Make client aware of responsibilities involved with CDM regs 2015

-Ensures H&S properly considered throughout development to reduce risk of harm to those who build, use and maintain it.

-Applies from start inc site inspections (esp if suspected contamination)

CONSULT: -LA Environmental Health (for info on site)

LEGISL: -CDM regulations 2015

Asbestos -Req survey + removal by competent surveyor/contractor

LEGISL: -Control of asbestos regs 2012

Highways CONSULT: -Highways agency (if subject to change of access)

-Local Plan

-LA (may require discussion over sec 106 agreement)

LEGISL: -Highways act 1980

-Section 106 agreement (as compromise disruption)

Party Walls -prior to works, must give notice to adjoining neighbours of intention to build on boundary line/within 6 meters of it.

-Act provides mechanism for resolving disputes.

CONSULT: Adjoining Owner

LEGISL: Party Wall Act 1996

Land Law

BOUNDARIES: -Consult to establish boundaries.

CONSULT: -LA

-Land Registry

-Client

Easements -Rights any party may have over the land. -Right of way

-Right of support

-Right of light

CONSULT: -Land registry

-Charted building surveyor specialising in ROL

LEGISL: -Land registration act 2002

Restrictive -Restrictions to the site such as: -land to remain open space?

Covenants -prevent development?

-Prevent business use?

CONSULT: -Land registry

Wayleaves -annually renewed right of use by apparatus over or under someone else’s land for which payment is made.

Tree -may apply to trees on site.

Preservation

Order CONSULT: -LA

LEGISL: -T+C planning (Tree Preservation) regs 2012