Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 20, 2016, 09:07 AM

  • 21 1040_21 1039_20160420_033313.mp4

Date
04/20/2016
W/O
557418
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00784
PipeID
P16145
Time
2:07 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 1040
Downstream MH
21 1039
Dir. of Survey
Downstream
Length Surveyed
300.6 ft.
Total Length
300.6 ft.
Structural Index
3
Structural Quick
4411
Structural Rating
17
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
—
Overall Rating
19
Pipe schematic from manhole 21 1040 to 21 1039
MH: 21 1040MH: 21 1039downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MGO - General Observation - CONNECTION AT THE MH 9 OC'LOCK0 ft. AMH - Upstream Manhole, Survey Begins - 21 10402 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start39.2 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES47.6 ft. CC - Crack Circumferential, from 03 to 05 o'clock, within 8 inches of joint: YES52.4 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES63.5 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"77.9 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"116.2 ft. FM - Fracture Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES125 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"138.9 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SPORATICALLY147.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"174.7 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 4"177.1 ft. TFA - Tap Factory Made Active, at 10 o'clock, -, within 8 inches of joint: NO, 4"200 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"214.6 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"250 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 4"273.5 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"298 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish298 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish300.6 ft. AMH - Downstream Manhole, Survey Ends - 21 1039

Observation photos (6)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

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

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

  • Crack Circumferential, from 03 to 05 o'clock, within 8 inches of joint: YES

    47.6 ft. - Crack Circumferential, from 03 to 05 o'clock, within 8 inches of joint: YES

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

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

  • Fracture Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

    116.2 ft. - Fracture Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

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

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

All inspections of P16145Work order 557418

Observations (23)

DistanceCodeObservation
250TFA—
174.7TFA—
0MWL—
273.5TFC—
0MWM—
77.9TFC—
2DAGS—
147.8TFC—
47.6CC—
177.1TFA—
0MGOCONNECTION AT THE MH 9 OC'LOCK
0AMH21 1040
116.2FM—
200TFC—
214.6TFC—
125TFC—
63.5TFC—
39.2FM—
138.9FMSPORATICALLY
298FM—
300.6AMH21 1039
52.4FM—
298DAGS—

Properties (5)

additional_info
SC226234
custom_field_two
3
customer
LACSD
datetime
2016-04-20T02:07:27-07:00
sewer_category
GRAVITY