(Created page with " <center><font size=3>'''Stormwater pond/wetland – operation and maintenance checklist'''.</font size><br> Link to this [[Stormwater pond/wetland – operation and maintenan...") |
m |
||
(11 intermediate revisions by 2 users not shown) | |||
Line 1: | Line 1: | ||
− | + | <font size=3>'''Stormwater pond/wetland – operation and maintenance checklist'''.</font size><br> | |
− | + | Link to this [[Stormwater pond/wetland – operation and maintenance checklist|table]]<br> | |
− | Link to this [[Stormwater pond/wetland – operation and maintenance checklist|table]]< | + | To access an Excel version of form (for field use), click [[ Forms (including field inspection forms)|here]]. |
<table class="sortable"> | <table class="sortable"> | ||
<tr> | <tr> | ||
Line 45: | Line 45: | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td>4. Unauthorized | + | <td>4. Unauthorized planting</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
Line 55: | Line 55: | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> a. Upstream face</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> b. Downstream face</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> c. At or beyond toe</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> downstream</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> upstream</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> d. Emergency spillway</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
Line 128: | Line 128: | ||
<tr> | <tr> | ||
<td>N2. Low flow trash rack. | <td>N2. Low flow trash rack. | ||
− | + | a. Debris removal necessary</td> | |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> b. Corrosion control</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
Line 139: | Line 139: | ||
<tr> | <tr> | ||
<td>3. Weir trash rack maintenance | <td>3. Weir trash rack maintenance | ||
− | + | a. Debris removal necessary</td> | |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
Line 150: | Line 150: | ||
<tr> | <tr> | ||
<td>5. Concrete/masonry condition riser and barrels | <td>5. Concrete/masonry condition riser and barrels | ||
− | + | a. cracks or displacement</td> | |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
Line 160: | Line 160: | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> b. Minor spalling (<1” )</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
− | <td> | + | <td> c. Major spalling (rebars exposed)</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> d. Joint failures</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
Line 180: | Line 179: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>No evidence of erosion at downstream toe</td> | <td>No evidence of erosion at downstream toe</td> | ||
Line 186: | Line 184: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
− | <td> | + | <td> e. Water tightness</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>6. Metal pipe condition</td> | <td>6. Metal pipe condition</td> | ||
Line 198: | Line 194: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>7. Control valve | <td>7. Control valve | ||
− | + | a. Operational/exercised</td> | |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>No evidence of erosion at downstream toe</td> | <td>No evidence of erosion at downstream toe</td> | ||
Line 211: | Line 205: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
− | <td> | + | <td> b. Chained and locked</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>8. Pond drain valve | <td>8. Pond drain valve | ||
− | + | a. Operational/exercised</td> | |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
− | <td> | + | <td> b. Chained and locked</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>9. Outfall channels functioning</td> | <td>9. Outfall channels functioning</td> | ||
Line 236: | Line 226: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>10. Other (specify)</td> | <td>10. Other (specify)</td> | ||
Line 242: | Line 231: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<th colspan=3>3. Permanent Pool (Wet Ponds) (Monthly)</th> | <th colspan=3>3. Permanent Pool (Wet Ponds) (Monthly)</th> | ||
Line 271: | Line 259: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<th colspan=3>4. Sediment Forebays</th> | <th colspan=3>4. Sediment Forebays</th> | ||
Line 356: | Line 343: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td>7. Other (specify)</td> | <td>7. Other (specify)</td> | ||
Line 377: | Line 363: | ||
<tr> | <tr> | ||
<td>3.Aesthetics | <td>3.Aesthetics | ||
− | + | a. Grass growing required</td> | |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> b. Graffiti removal neededs</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
− | <td> | + | <td> c. Other (specify)</td> |
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
Line 406: | Line 392: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<th colspan=3>8. Wetland Vegetation (Annual))</th> | <th colspan=3>8. Wetland Vegetation (Annual))</th> | ||
Line 454: | Line 439: | ||
<td> </td> | <td> </td> | ||
</tr> | </tr> | ||
− | |||
<tr> | <tr> | ||
<td colspan=3>Comments: | <td colspan=3>Comments: | ||
− | |||
</td> | </td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
<td colspan=3>Actions to be taken: | <td colspan=3>Actions to be taken: | ||
− | |||
− | |||
− | |||
</td> | </td> | ||
</tr> | </tr> | ||
+ | </table> | ||
− | + | <noinclude> | |
− | + | [[Category:Level 3 - General information, reference, tables, images, and archives/Tables/Checklist]] | |
− | [[ | + | [[Category:Level 3 - General information, reference, tables, images, and archives/Tables/Operation and maintenance]] |
+ | [[Category:Level 3 - General information, reference, tables, images, and archives/Tables/Ponds and wetlands (constructed)]] | ||
+ | </noinclude> |
Stormwater pond/wetland – operation and maintenance checklist.
Link to this table
To access an Excel version of form (for field use), click here.
Project: | ||
Location: | ||
Site Status: | ||
Date: | ||
Time: | ||
Inspector: | ||
Maintenance Item | Satisfactory / Unsatisfactory | Comments |
---|---|---|
1. Embankment and emergency spillway (Annual, After Major Storms) | ||
1. Vegetation and ground cover adequate | ||
2. Embankment erosion | ||
3. Animal burrows | ||
4. Unauthorized planting | ||
5. Cracking, bulging, or sliding of embankment | ||
a. Upstream face | ||
b. Downstream face | ||
c. At or beyond toe | ||
downstream | ||
upstream | ||
d. Emergency spillway | ||
6. Pond, toe & chimney drains clear and functioning | ||
7. Seeps/leaks on downstream face | ||
8. Slope protection or riprap failure | ||
9. Vertical/horizontal alignment of top of dam “As-Built” | ||
10. Emergency spillway clear of obstructions and debris | ||
11. Other (specify) | ||
Riser and principal spillway (Annual) | ||
Type: Reinforced concrete ______ Corrugated pipe ______ Masonry ______ 1. Low flow orifice obstructed |
||
N2. Low flow trash rack. a. Debris removal necessary | ||
b. Corrosion control | ||
3. Weir trash rack maintenance a. Debris removal necessary | ||
4. Excessive sediment accumulation insider riser | ||
5. Concrete/masonry condition riser and barrels a. cracks or displacement | ||
No evidence of erosion at downstream toe | ||
b. Minor spalling (<1” ) | ||
c. Major spalling (rebars exposed) | ||
d. Joint failures | ||
No evidence of erosion at downstream toe | ||
No evidence of erosion at downstream toe | ||
e. Water tightness | ||
6. Metal pipe condition | ||
7. Control valve a. Operational/exercised | ||
No evidence of erosion at downstream toe | ||
b. Chained and locked | ||
8. Pond drain valve a. Operational/exercised | ||
b. Chained and locked | ||
9. Outfall channels functioning | ||
10. Other (specify) | ||
3. Permanent Pool (Wet Ponds) (Monthly) | ||
1. Undesirable vegetative growth | ||
2. Floating or floatable debris removal required | ||
3. Visible pollution | ||
4. Shoreline problem | ||
5. Other (specify) | ||
4. Sediment Forebays | ||
1.Sedimentation noted | ||
2. Sediment cleanout when depth < 50% design depth | ||
5. Dry Pond Areas | ||
1. Vegetation adequate | ||
2. Undesirable vegetative growth | ||
3. Undesirable woody vegetation | ||
3. Undesirable woody vegetation | ||
4. Low flow channels clear of obstructions | ||
5. Standing water or wet spots | ||
6. Sediment and / or trash accumulation | ||
7. Other (specify) | ||
6. Condition of Outfalls (Annual , After Major Storms) | ||
1. Riprap failures | ||
2. Slope erosion | ||
3. Storm drain pipes | ||
4.Endwalls / Headwalls | ||
5. Other (specify) | ||
7. Other (specify) | ||
7. Other ( Monthly) | ||
1. Encroachment on pond, wetland or easement area | ||
2. Complaints from residents | ||
3.Aesthetics a. Grass growing required | ||
b. Graffiti removal neededs | ||
c. Other (specify) | ||
4. Conditions of maintenance access routes. | ||
5. Signs of hydrocarbon build-up | ||
6. Any public hazards (specify) | ||
8. Wetland Vegetation (Annual)) | ||
1. Vegetation healthy and growing
Wetland maintaining 50% surface area coverage of wetland plants after the second growing season. (If unsatisfactory, reinforcement plantings needed) |
||
2. Dominant wetland plants:
Survival of desired wetland plant species Distribution according to landscaping plan? |
||
3. Evidence of invasive species | ||
4. Maintenance of adequate water depths for desired wetland plant species | ||
5. Harvesting of emergent plantings needed | ||
6. Have sediment accumulations reduced pool volume significantly or are plants “choked” with sediment | ||
7. Eutrophication level of the wetland. | ||
8. Other (specify) | ||
Comments: | ||
Actions to be taken: |
This page was last edited on 4 August 2022, at 17:36.