CONTEXT
City sprawl, growing street visitors, provision of properties, jobs and infrastructure are all pertinent points that require addressing if trendy society is to change into sustainable. This text critiques a challenge undertaken by UK architectural studio house workshops that seeks to discover these points. Focussing upon town of Gdansk, Poland housing is used as a key medium during which to start exploring the associated points.
Preliminary investigations of the goal District – Wrzeszcz, which sits within the northern a part of Gdansk revealed that;
- Poland has the best overcrowding charges in Europe among the many inhabitants at risk of poverty – at present 64.9%. (EU27 eurostats).
- The common flooring space for a home in Wrzeszcz in 50m.sq, but round 30% of the out there housing inventory is occupied by two or extra households.
- Given its inhabitants and housing deficit Gdansk must ship 25 properties per week or 1300 a yr for the following 20 years so as to meet demand.
- The Gdansk Authorities had £20,000,000 allotted in social housing subsidies for 2011 to construct a focused 700 properties.
- 700 properties divided by £20,000,000 permits for as much as £28,500 per home.
- primarily based on a mean price of building at £900.00 per m.sq this equates to a home measurement of 31.5 m.sq – smaller than the at present unacceptable common of 50m.sq.
– Nonetheless, merely to fulfill demand they should construct 1300 properties a yr.
- 1300 properties divided by £20,000,000 permits for £15,571 per home – given the identical common price of building of £900.00 per m.sq this equates to a home measurement of simply 17m.sq.
The above highlighted the extent to which typical supply strategies for social housing had been failing to supply a construction able to delivering the focused variety of properties for the funds out there. Areas of expense embody the contractors building prices. rising land values and developer earnings (20% of the entire building prices).
From this the issue was revealed; The right way to present 1300 high quality household properties a yr for the following 20 years for £15,571 every.
A PROPOSAL
Based mostly on a traditional supply route the price of web site alone exceeded the funds out there per unit. Thus an alternate was proposed to problem this supply mannequin – a supply mannequin that would want to;
- take away developer revenue.
- cut back building prices per m.sq.
- take away land worth from the equation.
- supply housing able to comfortably accommodating a rising household.
Firstly, a self construct building technique was adopted so as to take away developer prices. Drawing inspiration from the work of individuals similar to Walter Segal a type of timber framing was developed as a straightforward, gentle materials for mainly skilled future residents to work with. Normal size components had been used all through to keep away from slicing of supplies, all joints are overlapping to take away the necessity for a excessive degree of accuracy in building and all connections are made utilizing bolts and screws permitting easy fixings which are reversible at a later date if required. Moreover, all component are of a human scale which means no massive equipment requiring expert operation is required on web site throughout the construct – even the necessity for concrete pouring is negated by rigorously thought of (and sustainable) foundations.
Alongside the above building a abilities improvement program could be initiated. This would supply up-skilling for residents concerned within the building program, and on the identical time present future job alternatives for these with newly acquired abilities.
Secondly, land could be leased from the Authorities relatively than purchased so as to take away land worth from the general constructing price. With a view to do that areas of surplus land purchased by the Gdansk Authorities in preparation for the brand new Trasa Slowackiego street could be utilized.
Working alongside the street it was proposed that the housing would ‘plug into’ the providers put in place because the Street was constructed, therefore new housing would be capable of ‘piggy again’ on drainage and electrical energy supplies laid down as a part of the Street building. Finally this allowed massive reductions in the price of getting providers to the buildings 만나플러스 지지기.
Lastly, the design of the homes had been stored intentionally easy, with the intention that they supply a fundamental place to begin from which to develop and develop as time and assets enable. This implies residents do not pay a premium as is commonly the case with standard housing, relatively they’re supplied with the chance to understand the potential of the home as and after they can afford to take action.
Every home is able to growth utilizing a easy framework construction in place to the rear of the homes. The start line has three attainable configurations;
home description preliminary measurement expanded measurement
TYPE A one bed home with store under 45m2 57m2
TYPE B two bed home with store under 52m2 67m2
TYPE C Three bed home 65m2 83m2
NOTE: Additional to the above, due to the flat roof and stairwell configuration it’s attainable to increase the home upwards to change into a 4 and even 5 bed room home if required.
SUMMARY
From the ultimate price evaluation (which included a 5% contingency) a complete construct price of £17,839.23 per dwelling was calculated, this equated to an overspend of £2,268 per unit.
From this it was decided that;
- inside the allotted funds of £20,000,000 a complete of 1120 properties may very well be constructed, leaving a deficit of 180 (420 greater than the present supply mannequin permits).
- With a view to attain the goal output of 1300 properties per yr a further £2,948,699 is required.
- It’s instructed that this may very well be supplied within the type of an EU grant.