The Home thread
Shelter, housing, water, light, heat and sanitation. 54 entries, in the order they are reached.
Phase 01 — First days: water, fire, shelter Year 1 (days 1–7)
| 01.01 | Base camp sitechosen near fresh water, above the flood line, out of the wind | year 1 |
| 01.10 | Lean-to sheltersfirst roof for 24 people | year 1 |
| 01.11 | Raised sleeping platformsoff the cold, wet ground | year 1 |
| 01.14 | Hot-stone boiling pitmakes water safe to drink before pots exist | year 1 |
| 01.21 | Latrine trench and camp hygiene ruledownhill and away from water | year 1 |
Phase 03 — Food security and the first camp Year 1
| 03.30 | Wattle-and-daub round housesshared houses at first, then one for each couple as it forms, in both settlements | year 1 |
| 03.31 | Communal long housethe first building on the common ground: meals, meetings, storm refuge | year 1 |
| 03.32 | Fire rule and firebreakscleared strips between the houses, and buckets and hooks at every door | year 1 |
| 03.33 | Refuse pit, covered food and trapsrats and flies kept from the stores and the houses | year 1 |
| 03.35 | Spring box and covered water pointclean drinking water | year 1 |
Phase 04 — Clay, kilns, charcoal and lime Years 1–2
| 04.16 | Lime-plastered cistern and floorsstored rain water, clean dry floors | year 1 |
| 04.19 | Soapwashing, wound cleaning, later a lubricant | year 2 |
| 04.21 | Fired clay pipes and drains | year 2 |
| 04.29 | Sand-and-charcoal water filterclears muddy water before it is boiled | year 2 |
| 04.30 | Clay cooking stove with fluehalf the firewood, and the smoke goes outside | year 2 |
Phase 07 — Carpentry, the village, measures and writing Years 4–9
| 07.12 | Plan of the settlementshouses and water upstream and upwind; the tannery, the smelters and every later works downstream and downwind | year 5 |
| 07.22 | Furniturebeds, tables, chests, shelves | year 6 |
| 07.37 | Timber-frame housesstone footings, brick chimneys, tiled roofs, plank floors | year 7 |
| 07.38 | Lightning roda pointed iron rod and a copper strap to wet ground | year 8 |
| 07.42 | Stone-lined well with windlass | year 8 |
| 07.43 | Privies, drains and wash housekeeps disease out of the village | year 8 |
| 07.50 | Bath house and laundryhot water, tubs, soap and a drying yard | year 9 |
| 07.51 | Covered drains and cesspitwaste water led away underground and limed | year 9 |
Phase 08 — Farming, cloth, leather and household industry Years 6–18
| 08.29 | Things for childrencradle, carrying sling, small clothes and toys | year 13 |
| 08.32 | Candles | year 14 |
| 08.33 | Wick oil lamp | year 14 |
| 08.46 | Mattresses, blankets and insect nettingwarm dry beds and nights free of biting insects | year 17 |
Phase 09 — Water, wind and mechanical power Years 14–22
| 09.24 | Village water mainspring water piped under the lanes to taps | year 21 |
Phase 10 — Blast furnace, coal, cast iron and rolling Years 20–26
| 10.29 | Cast-iron stove and kitchen rangea closed fire, a steady oven and a safe chimney | year 26 |
| 10.30 | Iron water pipes and a hand pump at every house | year 26 |
Phase 11 — Glass, chemistry, petroleum, rubber and cement Years 24–32
| 11.03 | Window glass | year 24 |
| 11.37 | Kerosene lamp with glass chimneybright cheap light | year 28 |
| 11.51 | Brick houses with glass windowsdry, light and safe from fire | year 30 |
| 11.53 | Sand filter bedsclear water for the whole village | year 30 |
| 11.54 | Flush toilet with water trapa bend of standing water keeps the smell and the flies in the drain | year 30 |
| 11.55 | Sewers and settling tankno waste reaches the stream | year 30 |
| 11.56 | Waste from the workswhere the slag, the lead, the mercury, the acid and the tar go | year 30 |
| 11.61 | Bleaching powder ⚠chlorine gas soaked into slaked lime; disinfects water, floors and linen | year 31 |
| 11.62 | Chlorinated drinking water ⚠a measured pinch of bleaching powder in the village tank | year 31 |
Phase 13 — Steam power Years 34–40
| 13.28 | Hot-water heating and a bath in every house | year 39 |
Phase 14 — Electricity, generators, motors and batteries Years 38–45
| 14.25 | Village lighting systemevery house and workshop wired | year 42 |
| 14.39 | Electric household machinesfan, water heater, cooker and iron | year 44 |
Phase 15 — Railways, steam and electric cars, the power grid Years 43–50
| 15.32 | Pumped water supply and water tower | year 48 |
| 15.45 | Air conditioningcooled and dried air for the hospital, the stores and the hot workshops | year 49 |
Phase 17 — The gasoline engine and the forklift Years 51–64
| 17.11 | Motor fire enginea pump driven by the lorry's own engine, with hose and ladders | year 56 |
Phase 18 — High-voltage lines, transmission towers and the multimeter Years 52–64
| 18.11 | House wiring with fuses, switches, sockets and earthingsafe current in every room | year 57 |
| 18.12 | Electricity meter for each housecounts what each household uses, so that power can be paid for | year 58 |
| 18.14 | Electric cooker, kettle and ironheat from resistance wire, just where it is wanted | year 59 |
| 18.17 | Electric washing machinea motor turns the tub and the wringer | year 60 |
| 18.18 | Fluorescent lampa glowing tube that gives several times the light for the same current | year 62 |
Phase 19 — Roads, bridges, flyovers and tall buildings Years 55–100
| 19.11 | Machine-drawn sheet glassglass drawn up from the melt in a wide endless sheet: windows for every wall | year 59 |
| 19.12 | Fire sprinklers and hydrantswater under pressure at every street corner and over every floor | year 60 |
Phase 21 — Microphone, speaker, magnetic tape and the telephone exchange Years 58–85
| 21.10 | Gramophone record and record playersound cut as a wavy groove in a disc and played back by a needle | year 62 |
| 21.12 | Household radio seta receiver in a cabinet with a speaker, run from the house current | year 62 |