Here are a few pointers.
Party wall valley gutter detail.
Valley rafters carry load from both sections of the roof.
Pack the void between the board and top of party wall with quilt insulation.
Design right by alide elkink freelance technical writer wellington cross sectional details for valley gutters are given in both acceptable solution e2 as1 and the nz metal roof and wall cladding code of practice.
So no permission to overhang is required.
It seems the intention is for the new valley gutter to run along the ownership boundary with one roof either side of the boundary.
Long valley rafters may need intermediate support hip rafters provide spacing and fixing for jack rafters.
Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.
150mm insulation 0 044w mk between rafters.
Raised concrete island semi depressed detail.
Ending curb and gutter detail.
Gyprock party wall comprises a double frame wall with a 25mm shaft liner panel fire barrier between the frames.
Turn underlay over timber tilt battens either side of bonding gutter.
Imagine a gutter on top of the party wall a gutter maybe a foot wide and with a roof either side with maybe 6 inches between the two rooves.
The downpipe from the main roof also joins the guttering around this flat roof and it all goes to one soakaway.
Solid external masonry wall.
The csr gyprock party wall system is designed to provide a separating wall for dwellings that are side by side such as town houses and row houses.
Ensure that gutter board is wide enough to provide full support for ends of tile battens tilt battens and the valley lining.
Milling and feathering detail.
Bonding gutters are normally positioned over the party wall between properties combining with a firebreak detail but this does not necessarily have to be the case.
Concrete sidewalk spillway handrail detail.
Driveway valley gutter detail.
Cobblinc bus shelter detail.
However the neighbours want to build up to the boundary and then fill the gap with insulation seal it off and put a parapet gutter on top of this wall making it a party wall.
Valley rafters will need to be larger than ordinary rafters to take the extra load and to provide full bearing for the splay cut of jack rafters.
Valley gutters detailing around the intersection of a valley gutter and a fascia board can be a little tricky.