"group","description"
1,"natural underlying geology of Taplow gravel"
2,"naturally deposited sub-soils"
3,"possible drainage gulley, east-west alignment."
4,"probable drainage channel or natural erosion, east-west alignment."
5,"possible post-hole. Trench 1 only."
6,"possible post-hole. Trench 1 only."
7,"possible post-hole or pit"
8,"possible post-hole. Trench 1 only."
9,"plough soil"
10,"possible beam slot aligned north - south and then returning east - west."
11,"possible beam slot aligned north - south."
12,"root hole"
13,"pit of unknown function"
14,"pit of unknown function"
15,"dump layer possibly for ground consolidation"
16,"pit or post-hole of unknown purpose"
17,"possible root disturbance"
18,"field-drain"
19,"pit of unknown function"
20,"pit of unknown function"
21,"stake-hole"
22,"represents dumped deposits, possibly a plough soil"
23,"pit"
24,"pit"
25,"pit"
26,"pit"
27,"pit"
28,"north-south aligned field drain"
29,"soakaway or a planting hole"
30,"planting hole"
31,"post-hole for a horticultural purpose"
32,"rubbish pit"
33,"deposit probably for ground consolidation"
34,"dumped deposits representing construction activity associated with a building in SW corner, trench 1"
35,"sequential compacted dumped deposits representing construction/floor layers for a building"
36,"sequential compacted dumped deposits representing construction/floor layers for a building"
37,"repair or consolidation of the 
floor layer 560"
38,"sequential dumping of demolition material"
39,"drainage channel, on a north-south alignment"
40,"pit"
41,"pit"
42,"refuse pit"
43,"pit"
44,"rubbish pit"
45,"rubbish pit"
46,"rubbish pit"
47,"rubbish pit"
48,"deposit of horticultural soil"
49,"drainage channel, on a northwest-southeast alignment"
50,"post-hole or planting-hole"
51,"rubbish pit"
52,"pit, probably a stake-hole"
53,"pit"
54,"rubbish pit"
55,"brick foundations to a L-shaped structure (446)"
56,"pit"
57,"cobbled surface external to but associated with the eighteenth century building"
58,"brick footing for a structure internal to the eighteenth century building"
59,"drain internal to the eighteenth century building"
60,"deposit of garden soil"
61,"open drain aligned north-east - southwest, the direction of flow is southwards"
62,"pit containing the remains of a iron object (the remains of a pump?)"
63,"brick footing on a north - south alignment, maybe an external wall or a step in a doorway"
64,"sequentially dumped deposits probably as ground preparation"
65,"planting hole or possibly a post-hole for a horticultural purpose"
66,"tree bowl"
67,"pit"
68,"pit possibly for planting"
69,"post-hole"
70,"post-hole"
71,"field-drain within the garden"
72,"refuse pit"
73,"rubbish pit"
74,"possible pit or planting-hole"
75,"pit"
76,"leveling deposits"
77,"garden well and over-flow drain"
78,"dumped deposits of soils probably to landscape the garden"
79,"two brick drains which flow into a brick linned soakaway"
80,"rubbish pit"
81,"planting hole"
82,"post-hole"
83,"post-hole"
84,"post-hole"
85,"garden bedding trench"
86,"post-hole"
87,"pit"
88,"pit"
89,"cut"
90,"post-hole"
91,"post-hole"
92,"post-hole"
93,"overflow drain"
94,"fill of the garden well"
95,"refacing of the outer north wall of the building to repair and strengthen it"
96,"remains of a down-pipe"
97,"post-hole"
98,"post-hole"
99,"bedding layers and the construction cut for cobbled surface"
100,"bedding layer for cobbled surface"
101,"cobble surface and its associated makeup layers"
102,"bedding layers for a cobbled surface"
103,"cobbled surface and its associated bedding layers"
104,"cut into the primary fill of the well"
105,"cobbled surface and it's associated bedding layers and construction cut"
106,"bedding layer for a cobbled surface"
107,"ceramic foul water drain"
108,"ceramic foul water drain"
109,"brick wall foundations"
110,"brick wall foundation"
111,"brick wall foundation"
112,"brick wall foundation"
113,"brick wall foundation"
114,"brick wall foundation"
115,"brick supports for floor joists"
116,"levelling of the ground surface with demolition material"
117,"levelling of the ground surface with demolition material"
118,"levelling of the ground surface with demolition material"
119,"wooden up-right post"
120,"rubbish pit"
121,"remnants of the cobbled surface"
122,"levelling of the ground surface prior to the construction of the late nineteenth century building"
123,"drainage ditch on a north-south alignment, may be a re-cut for an earlier ditch"
124,"probable drainage ditch on a northwest-southeast alignment"
125,"narurally deposited sub-soil"
126,"sequentially dumped deposits for ground levelling and/or land consolidation"
127,"sequentially dumped deposits for ground levelling and/or land consolidation"
128,"timber linned rectangular pit, probably a well"
129,"post-holes for up-right timbers used for retaining the timber shuttering"
130,"primary fill to the pit (group 128)"
131,"in-filling of the pit (group 128)"
132,"brick footing on an east - west alignment"
133,"pit for the disposal of demolition material"
134,"pit"
135,"levelling  dump"
136,"pit"
137,"pit"
138,"levelling dumps"
139,"pit"
140,"brick surface for either a path or yard area which is external to and south of the building"
141,"brick wall foundation"
142,"southern external wall aligned east - west"
144,"internal wall aligned north - south"
145,"wall foundation for an internal partitioning wall aligned north south"
146,"remains of the original floor surface"
147,"foundation for an internal partitioning wall"
148,"soakaway for an external drain (group 149)"
149,"open drain running east - west external to the building"
150,"possibly the edge of the drain (group 149) or possibly the remnants of the surface (group 140)"
151,"remains of a floor"
152,"levelling dumps"
153,"internal drain running east to west into a brick lined structure"
154,"tiled floor surface and bedding"
155,"ceramic foul water drain"
156,"natural sub-soil"
157,"north-south ditch, possibly a field boundary"
158,"tree-bowl"
159,"levelling dumps"
160,"remnants of a footpath or driveway"
161,"post-hole"
162,"pit possibly for a post hole"
163,"refuse pit"
164,"dumped deposit possibly as a result of landscaping activity"
165,"pit possibly for the disposal of demolition material"
166,"pit possibly for the disposal of demolition material"
167,"cut probably for an anchor which secured a stay for an upright structure"
168,"deliberate backfilling of the ditch (group 157)"
169,"layer of garden/horticultural soil"