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Sources

Every dimension the house is generated from is below, with its class and its citation. This is the project’s honesty layer, and it is given a room of its own because a smooth 3D render implies a precision the sources do not have.


The dimensions

DimensionValueClassWhat it means
bayLength2.70 mIf 20% out: 2.16 mInterpolatedLength of one bay. Also the length of one bundle of wall boards, because the house is taken apart along its bay lines: the plan module and the load module are the same figure.No source
halfWidth3.40 mIf 20% out: 1.36 mInterpolatedHalf-width of the body.No source
floorHeight1.70 mIf 20% out: 0.34 mInterpolatedHeight of the floor above the pad stones. The space beneath is used for work and storage, and stays behind when the house is carried away.No source
postSection0.18 mMoves no measurementInterpolatedSection of a post.No source
stoneHeight0.30 mIf 20% out: 0.06 mInterpolatedHeight of a pad stone. The stones stay when the house goes: they belong to the site rather than to the building — the only part here that does not travel.No source
stoneWidth0.42 mMoves no measurementInterpolatedWidth of that pad stone.No source
bearerDepth0.20 mMoves no measurementInterpolatedDepth of a bearer.No source
bearerWidth0.12 mMoves no measurementInterpolatedWidth of a bearer.No source
floorThickness0.05 mMoves no measurementInterpolatedThickness of a floor board.No source
wallHeight2.50 mIf 20% out: 0.50 mInterpolatedHeight of the wall from the floor to the post heads.No source
wallThickness0.04 mMoves no measurementInterpolatedThickness of a board wall panel.No source
haulLength7.20 mMoves no measurementInterpolatedThe longest member allowed in this house: as long as a few people can lift and a road can take. It is the only figure in this project that is not about the building, not about the people in it and not about the place — it is about the journey it will make. This house is limited by the size of a thing that has to travel.No source
ridgeRise2.40 mIf 20% out: 0.48 mInterpolatedRise of the ridge above the post heads.No source
eaveOversail0.85 mMoves no measurementInterpolatedDepth of the overhang.No source
rafterSection0.09 mMoves no measurementInterpolatedSection of a rafter.No source
plateSection0.14 mMoves no measurementInterpolatedSection of the head plate. It is cut at every bay line, because one plate the length of the house would not go on the road.No source
shingleCourseDepth0.19 mMoves no measurementInterpolatedExposed depth of one course of shingles.No source
shingleThickness0.03 mMoves no measurementInterpolatedHow far a course stands proud of the one below.No source
shingleLap0.50Moves no measurementInterpolatedThe share of a course the course above laps.No source
shingleBed0.03 mMoves no measurementInterpolatedClearance between the frame and the first course.No source
verandaDepth2.10 mIf 20% out: 0.42 mInterpolatedDepth of the front veranda. Two stairs bracket it, so it is a passage across the front of the house rather than a landing at the top of one flight.No source
stairWidth1.20 mMoves no measurementInterpolatedWidth of one stair.No source
treadDepth0.28 mMoves no measurementInterpolatedDepth of one tread.No source
stairOffset0.70 mMoves no measurementInterpolatedHow far in from the end of the veranda a stair stands.No source
jointEngagement0.30Moves no measurementInterpolatedDepth of the tested joint engagement, as a share of the smaller member.No source
builtToBeMoved1Moves no measurementCanonMinahasa timber houses are made to be dismantled, carried and re-erected somewhere else; around Woloan and Tomohon that is a trade — houses are sold whole and leave by road. The other sixteen buildings in this project are raised where they will stand and stay there; taking one down means destroying it. This one is not like that.Departemen Pendidikan dan Kebudayaan, Arsitektur Tradisional Daerah Sulawesi Utara (Proyek Inventarisasi dan Dokumentasi Kebudayaan Daerah, Jakarta).
everyJointReversible1Moves no measurementCanonThe joints are pegged, and pegged only. Not a shortage of joinery but the entire argument: a peg is a joint that can be taken out again. Nothing is glued, nailed, or notched so that undoing it breaks it.Departemen Pendidikan dan Kebudayaan, Arsitektur Tradisional Daerah Sulawesi Utara (Proyek Inventarisasi dan Dokumentasi Kebudayaan Daerah, Jakarta).
cutToTheRoad1Moves no measurementCanonNo member is longer than what can be carried. The frame is a set of pieces sized to travel rather than a frame sized to the building — and its junctions fall on the bay lines so the pieces can be counted and numbered.Departemen Pendidikan dan Kebudayaan, Arsitektur Tradisional Daerah Sulawesi Utara (Proyek Inventarisasi dan Dokumentasi Kebudayaan Daerah, Jakarta).
twoStairs2Moves no measurementCanonTwo stairs at the front, one at each end of the veranda. The veranda becomes a passage rather than a landing, and the house has two equal ways in — neither of which is the main door.Schouten, M. J. C., Leadership and Social Mobility in a Southeast Asian Society: Minahasa, 1677–1983 (KITLV Press, Leiden, 1998).
stonesStay1Moves no measurementCanonThe pad stones stay. They belong to the site rather than to the building, and when the house leaves what is left behind is a plan drawn in stone.Departemen Pendidikan dan Kebudayaan, Arsitektur Tradisional Daerah Sulawesi Utara (Proyek Inventarisasi dan Dokumentasi Kebudayaan Daerah, Jakarta).

Bibliography

  • depdikbud-sulut · reference

    Departemen Pendidikan dan Kebudayaan, Arsitektur Tradisional Daerah Sulawesi Utara (Proyek Inventarisasi dan Dokumentasi Kebudayaan Daerah, Jakarta).

  • schouten-1998 · ethnography

    Schouten, M. J. C., Leadership and Social Mobility in a Southeast Asian Society: Minahasa, 1677–1983 (KITLV Press, Leiden, 1998).

  • waterson-1990 · ethnography

    Waterson, R., The Living House: An Anthropology of Architecture in South-East Asia (Oxford University Press, Singapore, 1990).


Which of these matters most

Nearly every dimension on this page is the author’s own. What the provenance bar does not say is whether that matters. Each row below is computed by rebuilding the house: one dimension is pushed 20%, and the house is measured to see how far it follows. Nothing is estimated — the figures are the difference between two runs of the generator.

  1. 1bayLength2.16 mlength of the body
  2. 2halfWidth1.36 mwidth of the body
  3. 3wallHeight0.50 mheight of the ridge
  4. 4ridgeRise0.48 mheight of the ridge
  5. 5verandaDepth0.42 mdepth of the veranda
  6. 6floorHeight0.34 mheight of the floor
  7. 7stoneHeight0.06 mheight of the ridge

If only one dimension could be surveyed, this is the one. This is sensitivity, not uncertainty: it shows what moves, not how likely the value is to be wrong. The 20% is itself the author’s choice.


Invariants

There is no measured drawing yet, so correctness rests on structural truth. These checks fail the build.

  • pass
    Bilateral symmetry about Symmetric about the long mid-plane, z = 0

    1072 points; largest mirror deviation 0.00 mm.

  • pass
    Every tenon contained in its mortise

    20 pasak, takik and tumpu joints; every one engaged.

  • pass
    No joint spans more than one stage

    Every joint engages two parts from the same stage or from consecutive ones.

  • pass
    Stage ordering, and nothing below ground

    108 parts, every one bearing on something already standing or on the ground.

  • pass
    Mesh integrity: indices, triangles, normals

    208 triangles; indices in range, none degenerate, every normal unit length.

  • pass
    The sequence runs backwards: nothing is removed while something rests on it

    108 parts come off one at a time from the last one placed, and not one of them is still carrying anything when its turn arrives. The other sixteen buildings in this project are only required to go up; this one is required to come down as well.

  • pass
    No member longer than what can be carried

    The longest member is 6.80 m against the 7.20 m the road allows. The frame is a set of pieces sized to travel rather than a frame sized to the building.

  • pass
    Every joint is a peg, and a peg comes out again

    20 joints, every one a peg. The only pack in this project with a single joint kind for a reason that is not a shortfall: undoing a joint here may not break it.

  • pass
    The stairs at the front: two equal ones, or one in the middle

    Two stairs, one at each end of the veranda, and the pair is equal. The veranda becomes a passage across the front, and neither stair is the main way in.

  • pass
    Shingle courses lap with no bare band

    26 courses from eave to ridge. The shingles are the part least likely to travel: what is sold is the frame.

  • pass
    Every part declares the dimensions it came from

    108 parts, every one tagged. By least-sourced input: 0 measured, 0 canon, 108 interpolated.

  • skipped
    Checked against a measured drawing of a real house

    Skipped. No measured drawing has been wired in, so there is nothing to compare against. This check will not be made to pass by weakening it.


What a check is preventing

Ten green rows are not a reason to believe anything. So one check is run against a house built to break it, and what is printed below is that check’s own verdict rather than a description of it.

Widen the house and by every ordinary measure it improves: more room, the same frame, the same joints, the same roof. The only thing that stops being true is that its bearers fit on a lorry — and a woloan house that cannot be carried away is a woloan house that has stopped being one. Seventeen buildings, seventeen rules that cannot be carried out, and only this one fails at its ability to leave.

The house as built

pass6.80 m / 7.20 mlongest piece · what the road allows

The longest member is 6.80 m against the 7.20 m the road allows. The frame is a set of pieces sized to travel rather than a frame sized to the building.

Rear prow raised to 3.74 m

fail7.48 m / 7.20 mlongest piece · what the road allows

12 members are too long: gelagar-0 (7.48 m), gelagar-1 (7.48 m), gelagar-2 (7.48 m), gelagar-3 (7.48 m)

The second house is never rendered. It is built during the build, failed, and thrown away.


This bar moves as real surveys are wired in. That movement is the project's progress metric.