AASHO | American Association of State Highway Officials |
AASHTO | American Association of State Highway Transportation Officials |
ABC | Aggregate base course |
AC | Asphalt concrete |
ACI | American Concrete Institute |
AIA | American Institute of Architects |
AIEE | American Institute of Electrical Engineers |
AISC | American Institute of Steel Construction |
ANSI | American National Standards Institute |
APA | American Plywood Association |
API | American Petroleum Institute |
APWA | American Public Works Association |
AREA | American Railway Engineering Association |
ASCF | American Society of Civil Engineers |
ASME | American Society of Mechanical Engineers |
ASTM | American Society for Testing and Materials |
AWG | American wire gauge (nonferrous wire) |
AWPA | American Wood Preservers Association |
AWSC | American Welding Society Code |
AWWA | American Water Works Association |
BC | Beginning of curve |
BCR | Beginning of curve return |
BM | Bench mark |
BVC | Beginning of vertical curve |
CC or C/C | Center to center |
CE | Town Engineer |
CB | Catch basin |
cfs | Cubic feet per second |
CIP | Cast iron pipe |
CL or £ | Centerline |
CMP | Corrugated metal pipe |
CO | Cleanout |
CSP | Corrugated steel pipe |
CMP | Corrugated metal pipe |
CN | Curve number (runoff) |
DIP | Ductile iron pipe |
EC | End of curve |
ECR | End of curve return |
EVC | End of vertical curve |
FH | Fire hydrant |
FL | Flow line |
fps | Feet per second |
FS | Finished surface |
ft | Foot or feet |
gpm | Gallons per minute |
IEEE | Institute of Electrical and Electronic Engineers |
Inv | Invert |
MH | manhole |
NBS | National Bureau of Standards |
NCPI | National Clay Pipe Institute |
NEC | National Electrical Code |
NEMA | National Electrical Manufacturer’s Association |
NFPA | National Fire Protection Association |
NSF | National Safety Foundation |
OD | Outside diameter |
PC | Point of curve |
PCC | Point of compound curve or portland cement concrete |
PI | Point of intersection |
PL | Property line |
PRC | Point of reverse curve |
psi | Pounds per square inch |
psf | Pounds per square foot |
PT | Point of tangency |
PVC | Poly-vinyl chloride |
R | Radius or rate of grade (percent) |
RCP | Reinforced concrete pipe |
rpm | Revolutions per minute |
R/W | Right-of-way |
S | Slope (foot per foot) |
Spec | Specifications |
Sta | Station |
T | Tangent distance |
Tel | Telephone |
UL | Underwriter’s Laboratory |
USASI | United States of America Standards Institute |
USC&GS | United States Coast and Geodetic Survey |
USGS | United States Geological Survey |
V | Velocity of flow or depth of inlet |
VC | Vertical curve |
(1997 Code; Ord. 2(1983) § 1)