Wednesday, 28 March 2012
Manual recording techniques: Part I
Documenting historic buildings,
in India are restricted to protected structures and are performed only prior to
execution of civil works. Architectural documentation as a part of Recording,
Analyses of the structures is seldom undertaken. It is only post the World
Heritage nomination initiation by the country that Architectural Documentation
has been undertaken as a mandatory action. Since documentation is relatively a
new practise, still met with scepticism, the necessity of use of new technology
to aid documentation is met with a question. As a result, consultants resort to
using manual methods of documentation.
“Manual recording techniques use
tools such as plumb bobs, measuring tapes, and paper and pencil to record
buildings or sites. Although often labor intensive, these techniques are
readily available and allow the study of buildings or sites in great detail.
Usually this method of recording provides sufficient information and accuracy
with which to begin conservation.” Source: Glossary, Vol-II, Recording, Documentation and Information Management for the Conservation of Heritage Places. Los Angeles: The Getty Conservation Institute, 2007.
The method of documentation is “triangulation”.
Refer to: http://www.cr.nps.gov/hdp/standards/HABS/HABSrecording.htm
The tools that are currently
being used for documentation are shown below.
(To be read Clockwise)
A. Chalk
B. Measuring
tape – 30 meters (canvas)
C. String
D. Spirit
level
E. Measuring
tape – 15 meter (metal)
F. Brick;
to weigh down string
G. Set
squares
H. Cutter
I. Pencil
Sunday, 25 March 2012
Sources of Information
Accounts on the history and architecture of Assam are scarce. However and important source of information about the Ahom dynasty are the Buranjis; accounts originally in Assamese, written during the Ahom rule (13th-18th Century approximately), under the commission of Ahom kings as a narrative to their rule. Hence, the historic information in these accounts is limited and is covered in myths and legends.
The ASI used to maintain a log of work and condition as site inspection note books, drawings, photographs and estimates of works undertaken on protected structures, on a regular basis. Though this practice may not be regularly maintained, the older logs form an important source of information on the history of conservation of the buildings.
We rely heavily on the first-hand information i.e. the building and the site as the starting reference. Later, we shall be contacting relevant resource persons and other archival material to support our findings. A series of non-intrusive and non-destructive investigations i.e. material studies, condition of foundation and monitoring of cracks and building movements have been proposed and are yet to be undertaken. Specific tests and processes will be mentioned in the relevant sections.
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