Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 23, 2017, 06:42 AM
  • 21 0614_21 0613_08222017_234247.mp4

Date
08/22/2017
W/O
646223
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00786
PipeID
P15766
Time
11:42 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4720
Sewer Name
21 TRI-CITIES OUTFALL TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
15
Purpose
Routine Assessment
Project
WO_646223_TV21082_JUL2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
21 0614
Downstream MH
21 0613
Dir. of Survey
Downstream
Length Surveyed
368.8 ft.
Total Length
368.8 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
Overall Rating
5
Pipe schematic from manhole 21 0614 to 21 0613
MH: 21 0614MH: 21 0613downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 06140 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start4.6 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start368 ft. MGO - General Observation - UNKNOWN CONN. INSIDE THE MH. @ 10 O'CLOCK368.8 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish368.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish368.8 ft. AMH - Downstream Manhole, Survey Ends - 21 0613

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    4.6 ft. - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (9)

DistanceCodeObservation
2DAGS
368.8CM
368.8DAGS
368MGOUNKNOWN CONN. INSIDE THE MH. @ 10 O'CLOCK
0AMH21 0614
0MWL
4.6CM
368.8AMH21 0613
0MWM

Properties (5)

additional_info
SC345722
custom_field_two
3
customer
LACSD
datetime
2017-08-22T23:42:29-07:00
sewer_category
Gravity