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Pub-124, Construction Terminology
About this publication
The following glossary refers to construction terminology. However, this is not a complete listing for all building terms. Furthermore, the definitions and abbreviations reflect local usage as applied to building construction. Use the glossary only as a guide to better identify and understand the items.
The information in this publication is current as of the date of the publication. The contents of this publication are informational only and do not take the place of statutes, rules, or court decisions. For many topics covered in this publication, we have provided a reference to the Illinois Property Tax Code for further clarification or more detail at 35 ILCS 200/1 et seq.
Get more information and forms faster and easier at tax.illinois.gov..
Terms
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Term | Definition |
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Abbreviations
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Abbreviation | Description |
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Land Abbreviations
AC | Acre |
175 AV | Average depth of lot 175' |
CI | Corner influence |
LF | Linear foot |
LI | Land improvement |
R 75' | Real lot frontage of 75' |
SF | Square foot |
Topo | Topography |
UD | Undeveloped lot |
XD | Excess depth of lot |
XF | Excess frontage |
Symbol Explanations
Indicated cost in dollar amount | |
Square feet in diagram area - outside measurements | |
# | Number; pounds |
1E | One end |
2E | Two (or both) ends |
1S | One side |
2S | Two sides |
Wall height ground to eave | |
⎅ | Square foot |
/ | Per |
⏀ | Diameter |
For Information or Forms
Visit our web site at tax.illinois.gov.
Call us at 217 785-1356.
Call our TDD (telecommunications device for the deaf) at 1 800 544-5304.
For assistance, click on “Taxpayer Answer Center” on our web site at tax.illinois.gov.
(Pub-125 - May 2019)