Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 21, 2019, 03:19 PM
  • 21 0319_21 0318 _10212019_083454.mp4

Date
10/21/2019
W/O
787725
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00763
PipeID
P15514
Time
8:19 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K7065
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
POMONA
Loc. details
Other
Location Code
Z
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
RFIR_WO_787725_TV21101_SEP2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
21 0319
Downstream MH
21 0318
Dir. of Survey
Downstream
Length Surveyed
242.6 ft.
Total Length
242.6 ft.
Structural Index
2
Structural Quick
3F2I
Structural Rating
247
O&M Index
1
O&M Quick
411B
O&M Rating
21
Overall Index
2
Overall Quick
Overall Rating
268
Pipe schematic from manhole 21 0319 to 21 0318
MH: 21 0319MH: 21 0318downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 03190 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK0 ft. MWM - Water Mark, 60 %of cross sectional area6.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start6.4 ft. LR - Alignment Right, 5 %, Start6.4 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start12.9 ft. MGO - General Observation - MAG COAT THROUGHOUT55.7 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start89.1 ft. LR - Alignment Right, 5 %, Finish207.7 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish241.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish241.4 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish242.6 ft. AMH - Downstream Manhole, Survey Ends - 21 0318242.6 ft. MGO - General Observation - CONNECTION AT MH 3 O'CLOCK

Observation photos (4)

  • Upstream Manhole, Survey Begins - 21 0319

    0 ft. - Upstream Manhole, Survey Begins - 21 0319

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

    6.4 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    6.4 ft. - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    55.7 ft. - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (15)

DistanceCodeObservation
241.4SSS
6.4SSS
12.9MGOMAG COAT THROUGHOUT
0AMH21 0319
0MWL
0MGOCONNECTION AT MH 9 O'CLOCK
242.6AMH21 0318
241.4SAV
242.6MGOCONNECTION AT MH 3 O'CLOCK
55.7SAV
6.4LR
89.1LR
6.4SRI
0MWM
207.7SRI

Properties (6)

additional_info
SC378665
custom_field_two
3
customer
LACSD
datetime
2019-10-21T08:19:12-07:00
documentation
PROPIPE
is_lateral_inspection
false