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is puketutu island open to the public

Probabilistic analysis was undertaken (in Slope/W) to assess the sensitivity of embankment stability (for static, seismic and ru scenarios) to changes in soil strength parameters, which was very important given the variability of the uncontrolled historic fill placed around the site. There were design and construction challenges encountered during the first phase to allow up to 5 years of biosolids placement. How did I miss this on the way in? Aside from being used in landfills and as fertiliser, Watercare resource recovery manager Rob Tinholt says biosolids have never been used to restore a volcanic island before. The liner for the perimeter embankment internal side slopes consists of a 450 mm thick cohesive subsoil layer, overlain by a GCL and then an FML. In the 1950s, several of its scoria cones were heavily quarried for fill to extend Auckland Airport nearby, along with the construction of the Mangere wastewater oxidation ponds which bordered the island. (on one day of the year). island, scholarships for education or training, employment To have a monofill (sewage sludge-only landfills) of this scale of biosolids, this is unique. the Kelliher Charitable Trust have resulted in an agreement to develop Puketutu Island as a public open space. [1] Puketutu refers to one of the several maunga (mountains) and puke (hills) on the island. It may not have high adventure like the Waitakeres or the gorgeous views of Whangaparaoa Peninsula, but I think we can agree that there’s much more to Mangere than just the airport. Find all the transport options for your trip from Auckland to Puketutu Island right here. It is a side-tipping trailer carrying about 35 to 40 tonnes of biosolids. Puketutu Island is located in the Manukau Harbour in Auckland, New Zealand. More>>, National: Changes To Parliamentary Term Must Go To A Referendum, Labour and the Green’s confidence agreement states a desire to look at reforming electoral law, but electoral law should not be a play thing of the Government of the day, National’s Electoral Law spokesperson Dr Nick Smith says. The basalt was too strong to be excavated by ripping, therefore rock blasting was required in isolated areas. Plaxis analyses was completed to assess the settlement and liner strains on the site floor and establish the construction criteria. READ MORE: * Watercare takes over island lease * Maori input wanted on island's future * Battle to save island * No dumping on island. 2: Russell, Haruru Falls, and Paihia, New Zealand Farewell Tour, Pt. Find all the transport options for your trip from Auckland to Puketutu Island right here. I hope to bring my children (or grandchildren, if I have to wait 30 years for the old quarry to fill up with biosolids) here one day in the future when it’s criss-crossed by a cycle path network and we can examine the geological features around the shoreline. Puketutu Island's Pinnacle Hill, with a waka or canoe in the foreground. a graded fill approach adopted based on Fell et al 2005) was achieved from soil/rock layering and that groundwater could flow between the layers to avoid pore pressure build up on the base of the liner. From the four small hills Watercare is building to replicate volcanic cones, visitors will get a 360 degree view of the Manukau Harbour. Historic fill was removed from the floor below design subgrade level and replaced with compacted hard fill (tuff) prior to constructing the liner system. last year when we, along with Makaurau, Te Kawerau and other The required design working life of the haul road bunds was 25 years; which based on Table 3.3 in AS/NZ1170.0:2002, corresponds to a ULS event annual probability of exceedance (APE) of 1 in 500 years and an SLS APE of 1 in 25 years. and I don’t know, those ducks (and black swans?) It is important to note that these are temporary embankments located only on the floor of the facility which are designed for short term conditions and should not be confused with the permanent flatter perimeter embankment slopes of the overall consented facility. The facility was designed to a similar standard as a landfill, with full liner, leachate collection and biosiolds affected stormwater capture. Two large ponds (up to 7m deep with one below sea level) had been formed on the floor footprint during quarrying activities and needed to be backfilled during Phase 1. The NZ election saw record vote volatility — what does that mean for the next Labour government? which is larger than Cornwall Park at 172 hectares. The peak ground accelerations (PGAs) for the project have been derived from NZS1170.5:2004. The Samoan Fale, the coolest part of the garden, under which Sir Henry liked to conduct his farm meetings, A smack of Spanish Moss “jellyfish” wafting in the breeze, This sculpture seems to be competing with the other subtropical plants, A garden sculpture evocative of the Island’s volcanic past, The perfect setting for the retelling of an engagement story. Change ), You are commenting using your Twitter account. Ever since I caught my first glimpse of Puketutu Island from atop One Tree Hill, I had a strange fascination with it. The rehabilitation does save Watercare $22m, as the biosolids are no longer trucked to Hampton Downs. As part of this, Watercare had reconsidered design and engineering aspects which the councils had been concerned about and engaged with iwi groups. To fill the historic quarry, biosolids or treated human waste from Watercare's Māngere Wastewater Treatment Plant are being used. and the Kelliher Trust will transfer the freehold title to recent negotiations had been conducted in a receptive The perimeter embankment has been designed to tie into the overall consented surface, plus leave the historic uncontrolled fill and wet bins in place, while providing a practical and stable platform for the construction of the liner and the placement of the biosolids. owned by Maori, but in 1845 the Native Chiefs of New Zealand I did an uncharacteristic amount of research, even going so far as to ask on the /r/newzealand subreddit about it. The island is joined to the mainland via a causeway known as Te Ara Tāhuna. The island is joined to the mainland via a causeway known as Te Ara Tāhuna. First glimpse of Kelliher Estate’s manor house, Spanish Mission House in structured, Spanish-style garden setting. I decided to park out here and walk in, as I had heard tell of people jogging into Puketutu before. But its natural beauty and proximity to Auckland have long made it a desirable asset. The alternative liners were peer reviewed and accepted as having ‘equivalent chemical and hydraulic containment’. There’s even a nice little bench out on the point. The island has been called home by key figures, both Māori and Pākehā, in Tāmaki Makaurau's history. When European settlers arrived, the island was only reachable by a shell bank or by boat. The new facility, referred to as the Puketutu Island Rehabilitation Project, is a modern fully lined monofill facility located in a central volcanic cone that has been historically quarried out and partially backfilled. Environmental Protection Agency. However, the first phase also analysed the ultimate profiles, which allowed for the completion of the embankments in future construction phases, and for some flexibility in the construction process. that the new Auckland Council will take up a concurrent Although the overall facility has been designed and generally accepted, future phases will require the same peer review and council acceptance on a phase by phase basis. ( Log Out /  Puketutu's approximately 650 years of private ownership would also be at an end, meaning the public's access to the island would no longer be largely restricted, as it is now. Smith, left, is in charge of the site, while Tinholt's job is to investigate the sustainability of biosolids. Spread out below are the 18 cells of treated biosolids which form the foundations of what in 30 years will be four hills to replicate the scoria cones quarried in the 1950s. It is accessible by a single road from the main land and the sea around there is divided into sections. Once known as Weekes' Island and Alderney Island, it has been a farm, a sawmill, and a quarry. In particular he acknowledged the substantial and robust Te Tihi o Rakataura is Puketutu Island's sole remaining volcanic cone. Puketutu Island (left) with Mangere Lagoon (upper right) (Thanks Google Maps). Historically the site operated as a basalt rock quarry and then as a managed fill site. It is approximately 195 hectares in total and has a central volcanic cone with associated ash deposits (tuff) and lava flows (basalt) around the island perimeter. The Māngere Wastewater Treatment Plant and Puketutu Island in 1960. Waikato-Tainui's Te Arataura, praised the outcome as a The island is considered sacred to Tainui and Te Waiohua iwi and hapū. CH2M Beca Ltd. were engaged to prepare the detailed design and construction management of the first two phases of the facility and this paper presents some of the challenges faced in preparing those designs and the subsequent construction. Alienation of the customary owners of the island occurred in the mid 19th century during colonisation. 5, 402-410. Dr Bruce Hayward calls Puketutu “the Browns Island of the Manukau”. precinct will be freely accessible to the people of Auckland The creation of these volcanoes is the result of Te Riri o Mataaoho (‘the wrath of Mataaoho’). Te Motu a Hiaroa means "the island of Hiaroa" in reference to an ancestor who arrived on the island after journeying on the Tainui waka. A 3D geological model was created to better understand the complex underlying geology. In Bright red vireya rhododendrons surrounded by ferns and lava rocks, Poor Knights Island Lily thriving in it’s scoriaceous abode. More>>, U.S. I am really looking forward to sharing it all here on this blog! Elections By Recognizing Israeli Annexation Of The West Bank, The World Is Changing: China Launches Campaign For Superpower Status, Cabinet Announcement Speech, Monday 2 November, Green Party's James Shaw on Labour deal: 'There's no kind of rule book here', New Cabinet Line-up Reveals Serious Skill Shortage.

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