Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 28, 2017, 05:56 AM
  • 16 0075_16 0074 _27092017_231657.mp4

Date
09/27/2017
W/O
658234
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00639
PipeID
P13089
Time
10:56 PM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4986
Sewer Name
16 ALLEN AVENUE TRUNK, SECTS 1,2,&4
City
SAN MARINO
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 16
Page No.
18
Purpose
Routine Assessment
Project
WO_658234_TV16004_SEP2017
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
16 0075
Downstream MH
16 0074
Dir. of Survey
Downstream
Length Surveyed
317.5 ft.
Total Length
317.5 ft.
Structural Index
3
Structural Quick
3K00
Structural Rating
183
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
3
Overall Quick
Overall Rating
187
Pipe schematic from manhole 16 0075 to 16 0074
MH: 16 0075MH: 16 0074downstream0 ft. AMH - Upstream Manhole, Survey Begins - 16 00750 ft. MWM - Water Mark, 10 %of cross sectional area0 ft. MWL - Water Level, 5 %of cross sectional area3.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start13.2 ft. CM - Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Start51.8 ft. TB - Tap Break-In, at 03 o'clock, -, within 8 inches of joint: NO, 4"213.2 ft. TB - Tap Break-In, at 02 o'clock, -, within 8 inches of joint: NO, 4"294.5 ft. TBB - Tap Break-In Abandoned, at 12 o'clock, -, within 8 inches of joint: NO, 4"316 ft. MGO - General Observation - SPALLING THROUGHOUT THE REACH317.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish317.5 ft. AMH - Downstream Manhole, Survey Ends - 16 0074317.5 ft. CM - Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Finish

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start

    3.9 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start

  • Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

    13.2 ft. - Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

Observations (12)

DistanceCodeObservation
317.5DAGS
294.5TBB
0AMH16 0075
0MWM
3.9DAGS
13.2CM
317.5AMH16 0074
213.2TB
51.8TB
316MGOSPALLING THROUGHOUT THE REACH
0MWL
317.5CM

Properties (4)

additional_info
SC345978
custom_field_two
3
customer
LACSD
datetime
2017-09-27T22:56:51-07:00