Case Study II

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ACCESS ROAD BOG CROSSING CONSTRUCTION DETAILS • CUT TREES BUT LEAVE STUMPS AND ROOTS IN PLACE FOR STRUCTURAL SUPPORT IN A 36 FOOT WIDE PATH • LAY SLASH DOWN BETWEEN STUMPS FOR ADDED SUPPORT-USE SLASH FROM ADJACENT UPLANDS IF NECESSARY • LEVEL ROAD AND SHOULDER FOOTPRINT, TO THE TOP OF STUMPS, WITH STUMP GRINDINGS OR WOOD CHIPS - ESSENTIALLY MAKING A MATTRESS
ACCESS ROAD BOG CROSSING CONSTRUCTION DETAILS • LAY FILTER FABRIC ON LEVELED ROAD AND SHOULDER FOOTPRINT • LAY A LAYER OF 36 FOOT LONG LOGS DOWN ON FILTER FABRIC ALTERNATING BUTT AND TOPS SO THAT THE THICKNESS AND SUPPORT IS SIMILAR OVER THE ENTIRE LAYER PERPENDICULAR TO THE DIRECTION OF THE ROAD • CABLE LOGS TOGETHER TO FORM A MATT OR MATTS • LAY ANOTHER LAYER OF LOGS DOWN ON THE TOP OF THE FIRST LAYER OF LOGS IN A SIMILAR MANNER TO THE FIRST LAYER BUT THEY DO NOT NEED TO BE CABLED TOGETHER
Page 1 and 2: NEW ENGLAND COUNCIL ON FOREST ENGIN
Page 3 and 4: TEMPORARY BOG CROSSING THE FOLLOWIN
Page 5 and 6: TEMPORARY BOG CROSSING ONE OF THE W
Page 7 and 8: TEMPORARY BOG CROSSING THE SITE CON
Page 9 and 10: TOPO MAP OF THE SITE
Page 13 and 14: SECOND WETLAND CROSSING SITE - ORGA
Page 15 and 16: RUBBER TIRE - OBLIGATE WETLAND SPEC
Page 17: FIRM PEAT COVERED WITH RED MAPLE LE
Page 21: TRANSITION FROM RED MAPLE LEAF TO L
Page 25 and 26: SHOVEL PIT EXCAVATED INTO PEAT IMME
Page 27 and 28: HYDROLOGY OBSERVATIONS IT APPEARD T
Page 30: SATURATED UPPER PEAT LAYER
Page 34 and 35: LIVE SPHAGNUM WITH MOVING WATER
Page 36: NOTE INTERCONNECTEDNESS OF OPEN WAT
Page 39 and 40: WATER MOVEMENT
Page 41 and 42: STANDARDS FOR ROADS ON ORGANIC SOIL
Page 43: SELECTION OF CRITERIA FOR ACCESS RO
Page 47 and 48: ACCESS ROAD BOG CROSSING CONSTRUCTI
Page 49 and 50: ACCESS ROAD BOG CROSSING CONSTRUCTI
Page 51 and 52: BOG CROSSING ACCESS ROAD CROSS-SECT
Page 53 and 54: PERIODIC INSPECTIONS SHOULD THE ROA
Page 55 and 56: QUESTIONS
Page 58 and 59: WHAT IS A ROCK SANDWICH? IT IS A LA
Page 60 and 61: PURPOSE *THEY DO NOT HEAVE *THEY DO
Page 62 and 63: ROCK SANDWICHES IN WETLAND CROSSING
Page 64 and 65: ROCK SANDWICHES IN CUT SLOPE ROADS
Page 66 and 67: WHERE ROCK SANDWICH USE IS QUESTION
Page 68 and 69: ROCK SANDWICH ON SLOPING GROUND WIT
Page 70 and 71: ROCK SANDWICH INSTALLATION
Page 72 and 73: ROCK SANDWICH - WETLAND CROSSING
Page 74 and 75: ROCK SANDWICH - WETLAND CROSSING
Page 76 and 77: ROCK SANDWICH WETLAND CROSSING IN W
Page 78 and 79: DOWNSLOPE OF ROCK SANDWICH
Page 80 and 81: SEASONAL STREAM ABOVE ROCK SANDWICH
Page 82 and 83: ROCK SANDWICH DOWN SLOPE SIDE OF RO
Page 84 and 85: UPSLOPE SIDE OF ROAD WITH CUT AND R
Page 86 and 87: OVERFLOW CULVERT AT ROCK SANDWICH A
Page 88 and 89: DOWNSLOPE SIDE OF ROAD AT CUT AND R
Page 90 and 91: UPSLOPE SIDE OF ROCK SANDWICH
Page 92 and 93: DOWNSLOPE SIDE OF ROCK SANDWICH
Page 94:
ELLIOTSVILLE TWP ROCK SANDWICH DOWN
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Case Study II

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