Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 21, 2017, 11:10 AM
  • 16 0062_16 0061 _21092017_041039.mpg

Date
09/21/2017
W/O
657807
Weather
Dry
Operator/Surveyor
CORTEZ ESTEBAN
Sewer ID
Z00639
PipeID
P13076
Time
4:10 AM
Certificate
U-209-8148
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4932
Sewer Name
16 ALLEN AVENUE TRUNK, SECTS 1,2,&4
City
SAN GABRIEL
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 16
Page No.
18
Purpose
Routine Assessment
Project
WO_657807_TV16113_SEP2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
16 0061
Downstream MH
16 0062
Dir. of Survey
Upstream
Length Surveyed
382.7 ft.
Total Length
382.7 ft.
Structural Index
2
Structural Quick
2300
Structural Rating
6
O&M Index
3
O&M Quick
3100
O&M Rating
3
Overall Index
2
Overall Quick
Overall Rating
9
Pipe schematic from manhole 16 0061 to 16 0062
MH: 16 0061MH: 16 0062upstream0 ft. AMH - Upstream Manhole, Survey Ends - 16 00620.7 ft. MGO - General Observation - Surface Spalling throughout the reach224 ft. CL - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Finish228.1 ft. CL - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start230.2 ft. CL - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Finish235.9 ft. CL - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start237.9 ft. CL - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES296.7 ft. TB - Tap Break-In, at 11 o'clock, -, within 8 inches of joint: YES, 4"370.7 ft. TB - Tap Break-In, at 11 o'clock, -, within 8 inches of joint: YES, 4"370.7 ft. TBD - Tap Break-In Defective, at 11 o'clock, -, , within 8 inches of joint: YES, 4", 1"382.7 ft. AMH - Downstream Manhole, Survey Begins - 16 0061382.7 ft. MWL - Water Level, 5 %of cross sectional area382.7 ft. MWM - Water Mark, 20 %of cross sectional area

Observation photos (4)

  • Tap Break-In Defective, at 11 o'clock, -,  , within 8 inches of joint: YES, 4", 1"

    12 ft. - Tap Break-In Defective, at 11 o'clock, -, , within 8 inches of joint: YES, 4", 1"

  • Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES

    144.8 ft. - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES

  • Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start

    146.8 ft. - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start

  • Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start

    154.6 ft. - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start

Observations (13)

DistanceCodeObservation
146.8CL
0AMH16 0061
0MWL
12TB
86TB
158.7CL
144.8CL
0MWM
12TBD
152.5CL
382.7AMH16 0062
382MGOSurface Spalling throughout the reach
154.6CL

Properties (5)

additional_info
SC345840
custom_field_two
3
customer
LACSD
datetime
2017-09-21T04:10:19-07:00
sewer_category
Gravity