Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 27, 2019, 08:17 AM
  • 22 0456_22 0455 _02272019_001714.mp4

Date
02/27/2019
W/O
750841
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00816
PipeID
P16794
Time
12:17 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6406
Sewer Name
22 LARK ELLEN TRUNK, SECTS 4,5,&6
City
COVINA
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
19
Purpose
Routine Assessment
Project
RFIR_WO_750841_TV22049_FEB2019
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
22 0456
Downstream MH
22 0455
Dir. of Survey
Downstream
Length Surveyed
261.7 ft.
Total Length
261.7 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
2
O&M Quick
2I00
O&M Rating
104
Overall Index
2
Overall Quick
Overall Rating
107
Pipe schematic from manhole 22 0456 to 22 0455
MH: 22 0456MH: 22 0455downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 04560 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 9 O'CLOCK0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 20 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. MGO - General Observation - MAG COATING @ 75% - 8 TO 4 O'CLOCK - THROUGHOUT SECTION59.6 ft. TFA - Tap Factory Made Active, at 10 o'clock, -, within 8 inches of joint: NO, 6"257.8 ft. MMC - Material Change, Vitrified clay pipe258.1 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish259.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish261.7 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 9 O'CLOCK261.7 ft. AMH - Downstream Manhole, Survey Ends - 22 0455

Observation photos (2)

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

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

  • 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

Observations (13)

DistanceCodeObservation
0AMH22 0456
261.7MGOACTIVE CONNECTION AT MH 9 O'CLOCK
261.7AMH22 0455
258.1SAP
0MGOACTIVE CONNECTION AT MH 9 O'CLOCK
2SAP
2DAGS
2MGOMAG COATING @ 75% - 8 TO 4 O'CLOCK - THROUGHOUT SECTION
259.7DAGS
257.8MMC
0MWL
0MWM
59.6TFA

Properties (5)

additional_info
SC365921
custom_field_two
2
customer
LACSD
datetime
2019-02-27T00:17:03-08:00
is_lateral_inspection
false