Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 20, 2016, 09:48 AM
  • 21 1038A_21 1038_20160420_040055.mp4

Date
04/20/2016
W/O
557418
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00784
PipeID
P16143
Time
2:48 AM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K 3186
Sewer Name
21 SAN ANTONIO TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
03
Purpose
Routine Assessment
Project
WO_557418_TV21023_APRIL2016
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Upstream MH
21 1038A
Downstream MH
21 1038
Dir. of Survey
Downstream
Length Surveyed
164.9 ft.
Total Length
164.9 ft.
Structural Index
4
Structural Quick
4200
Structural Rating
8
O&M Index
2
O&M Quick
312E
O&M Rating
68
Overall Index
2
Overall Quick
Overall Rating
76
Pipe schematic from manhole 21 1038A to 21 1038
MH: 21 1038AMH: 21 1038downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 1038A0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MGO - General Observation - CONNECTION AT THE MH 9 OC'LOCK2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start24.6 ft. RMJ - Roots Medium Joint, from 01 to 04 o'clock, 20 %, within 8 inches of joint: YESR24.6 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"47.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"60.6 ft. RFJ - Roots Fine Joint, from 08 to 09 o'clock, within 8 inches of joint: YES65.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"76.5 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: NO, 4"99.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"122 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"136.8 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES149.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"160.4 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES162.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish164.9 ft. MGO - General Observation - CONNECTION AT THE MH 9 OC'LOCK164.9 ft. AMH - Downstream Manhole, Survey Ends - 21 1038

Observation photos (4)

  • Roots Medium Joint, from 01 to 04 o'clock, 20 %, within 8 inches of joint: YESR

    24.6 ft. - Roots Medium Joint, from 01 to 04 o'clock, 20 %, within 8 inches of joint: YESR

  • Roots Fine Joint, from 08 to 09 o'clock, within 8 inches of joint: YES

    60.6 ft. - Roots Fine Joint, from 08 to 09 o'clock, within 8 inches of joint: YES

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

    136.8 ft. - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES

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

    160.4 ft. - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES

Observations (19)

DistanceCodeObservation
164.9MGOCONNECTION AT THE MH 9 OC'LOCK
99.4TFC
47.4TFC
164.9AMH21 1038
0AMH21 1038A
60.6RFJ
136.8FM
76.5TF
2DAGS
160.4FM
162.4DAGS
24.6RMJ
24.6TFC
0MWM
149.2TFC
0MWL
65.7TFC
0MGOCONNECTION AT THE MH 9 OC'LOCK
122TFC

Properties (5)

additional_info
SC226234
custom_field_two
3
customer
LACSD
datetime
2016-04-20T02:48:04-07:00
sewer_category
GRAVITY