Order,Field,Code,Code_no,Full_name
1,Type,B,7,Base cruck
1,Type,C,1,True cruck
1,Type,D,8,Duplicate
1,Type,J,5,Jointed cruck
1,Type,P,2,Possible cruck
1,Type,R,0,Short principal (base-cruck derivative)
1,Type,S,3,Principal with short curved feet
1,Type,T,6,Short-foot or upper jointed cruck
1,Type,U,4,Upper cruck
1,Type,X,9,Rejected example
2,State,,,"[blank] Standing (amended to D or M if state changes, even if originally standing)"
2,State,D,,Demolished
2,State,M,,Moved
2,State,R,,Reused cruck blade/fragments
3,Use,,,Assumed domestic
3,Use,A,,Agricultural
3,Use,D,,Domestic
3,Use,DA,,Combined (long-houses)
3,Use,E,,Ecclesiastical
4,Apex,*,,No ridge piece present [not systematically recorded]
4,Apex,A,,"Blades hardly meet and are not jointed at the apex, being held together by the collar"
4,Apex,B,,"Blades meet on a vertical line, with a collar below the apex"
4,Apex,C,,Blades held by a saddle or yoke carrying only a ridge-piece (usually but not necessarily square-set)
4,Apex,D,,Blades cross
4,Apex,E,,Blades jointed together diagonally
4,Apex,F1,,Blades held by a saddle (sometimes very low) carrying a short king-post possibly with braces
4,Apex,F2,,Blades held by a saddle (sometimes very low) carrying two rafters
4,Apex,F3,,Blades held by a saddle (sometimes very low) carrying two rafters meeting on a king post (on saddle)
4,Apex,G,,Blades meet on a king-post rising from a collar (or yoke)
4,Apex,H,,Blades held by a yoke rising to clasp the ridge-piece(usually square-set) with gap between blades
4,Apex,K,,Blades pass collar and engage outer sides of curved rafters ('two-tier cruck')
4,Apex,L1,,Blades beld together by triangular block just under apex - hardly meet above block
4,Apex,L2,,Blades beld together by triangular block just under apex - meet on vertical line below ridge (cf. B)
4,Apex,L3,,Blades beld together by triangular block just under apex - meet on diagonal line below ridge (cf. E)
4,Apex,M,,"Blades meet on vertical line below threaded ridge, diagonal line above"
4,Apex,V,,Half-hipped or full-hipped cruck in an end wall
4,Apex,W,,"Blades truncated above collar, passing collar but with no upper structure (contrast F)"
4,Apex,W1,,"Blades truncated above collar, passing collar carrying king-post or crown post (contrast F1)"
5,Blade,C,,Smooth single curve
5,Blade,D,,Double or multiple curve
5,Blade,E,,Elbowed
5,Blade,F,,Straight [altered from 'S' in 2020]
5,Blade,G,,Straight above smoothly curving lower part [altered from 'T' in 2020]
6,Other_roofs,*,,Arch-braced truss
6,Other_roofs,B,,Base-cruck (true or jointed cruck main entry)
6,Other_roofs,C,,True cruck (jointed cruck main entry)
6,Other_roofs,E,,End cruck
6,Other_roofs,F,,End jointed cruck
6,Other_roofs,J,,Jointed cruck (true cruck main entry)
6,Other_roofs,P,,[timber-framed] with collar & principal rafters
6,Other_roofs,Q,,mass wall including posts with collar (no tie beam)[not used]
6,Other_roofs,T,,[timber-framed] with tie-beam & principal rafters
6,Other_roofs,U,,Upper cruck (true or jointed cruck main entry)
6,Other_roofs,V,,[mass wall] with tie-beam & principal rafters
6,Other_roofs,W,,[mass wall] with collar & principal rafters
7,Plate,A,,Base cruck/short principal with plate under tiebeam
7,Plate,B,,Base cruck/short principal with plate over tiebeam
7,Plate,C,,Base cruck/short principal with plate and double tiebeams
7,Plate,D,,Base cruck/short principal with plate and interrupted lower tiebeam
7,Plate,E,,Base cruck/short principal with purlin under tiebeam
7,Plate,F,,Base cruck/short principal with purlin over tiebeam
7,Plate,Z,,"Base cruck/short principal with unknown blade/tiebeam joint (lost, hidden, unrecorded)"
8,Wall_orig & _new,B,,Brick
8,Wall_orig & _new,C,,Cob/clay/mud/earth
8,Wall_orig & _new,S,,Stone
8,Wall_orig & _new,T,,"Timber-framed, incl framing with brick nogging, etc."