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    Technical Report
    Environmental impact assessment proposed mixed use residential complexes in Hulhumale’ hiyaa vehi project
    (2017-10) Zuhair, Mohamed; Shakir, Ibrahim
    i) AMIN Construction Pvt. Ltd. proposes to develop 3 Real Estate Complexes for mixeduse residential and commercial purposes in Hulhumale’ known as Hiyaa Vehi Project. The project will be undertaken in 3 land plots (C2-1; C2-2; C2-3) located on Moonimaa Magu and Reethigas Magu. The complex in each land plot will comprise of two residential blocks with a common ground and first floor. The first block (Block A) in each complex will be 13-storey and the second block (Block B) will be 14-storey. The land area of the plots are C2-1 (25,487.52ft2 / 2,367.87m2), C2-2 (27,543.31ft2 / 2,558.86m2) and C2-3 (27,282.07ft2 / 2,534.59m2). Each complex will be developed in a floor area of 14,962ft2 (1,390m2) and the remaining areas will be left as open space. ii) Upon completion of the proposed project, Block A will have 62 apartments and Block B will have 72 apartments in each complex. Hence the total residential use units will be 402 in the three complexes. The Ground Floor and First Floors of the three complexes will be developed as commercial, parking and access ways. A total of 33 car parking slots and over 500 motorcycle parking slots together with some commercial units will be developed in each complex in ground and first floors. iii) The sites will be excavated to a depth of 2.5m to lay the foundations. The entire boundary will be shored with corrugated sheets supported by iron beams as a safety measure while preparing the site ready for construction. The buildings will be developed separately. Each building will rest on a raft foundation. MWSC and STELCO utility services based in Hulhumale’ will be used for all construction and operation purposes. Dewatering will be primarily done on the open areas nearby, hence, no groundwater will be lost from the proposed development. Excavated material will be transported to designated areas in Hulhumale’ 2. iv) The EIA has been prepared as per the EIA Regulations 2012 developed directly under the Environmental Protection and Preservation Act and identifies that development of such buildings exceeding 31m in height and over 10 storeys with greater than 5ft foundation require an EIA to be undertaken and approved by EPA before commencement of construction. Terms of Reference for the EIA was approved by 19 September 2017. v) In addition to Environmental Protection and Preservation Act, EIA Regulations, the project has to comply with Dewatering Regulation, Waste Management Regulation, Hulhumale’ Planning and Building Construction Regulation: Neighborhood 2 and 3, Land Act as well as comply with Maldives National Building Code recommendations. vi) In order to understand existing environmental conditions of the proposed project area, assessments have been undertaken including ambient noise levels, traffic volume and movement, groundwater quality, soil and vegetation, physical condition of the roads. vii) The proposed project will be undertaken in 3 land plots C2-1; C2-2; C2-3. C2-1 is located at 4°13'16.84"N / 73°32'26.01"E. C2-2 is located at 4°13'14.65"N / 73°32'25.79"E and C2-3 is located at 4°13'12.57"N / 73°32'25.59"E. All land plots are located on Moonimaa Magu and Reethigas Magu. viii) The highest noise level was recorded at Site 1 located on the southern side of the project site having 51dB. This is relatively low noise levels compared to other areas due to low traffic and minimal activities that are currently happening in the area. Occasional traffic found on the southern side of the project area raises noise level to a certain degree. Site 2 which is located in the middle of the plots had lesser noise (45dB) as no major activities are happening in the area. Site 3 located on the northern side of the plots had slightly increased noise (49dB) which is attributed to some temporary work happening in the plots. Site 4 located on the western side had the lowest level (43dB) as there are no major activities currently happening in the area. ix) The highest traffic along the road recorded was from motorcycles having 28 during the hourly period. The second highest traffic volume is from cars, mainly taxis having an hourly movement of 12 at the time of the assessment. Some movement of trucks and lorries were seen mainly coming and going out of construction sites. x) The general condition of the soil indicates that upper layers of the soil profile contains medium to dense coral sand with varying depths of loose sand below 2m. Groundwater is found at a depth of 1.4m. xi) The groundwater condition at the site is normal with no peculiar condition of parameters tested, except that some 1 MPN/100ml of Faecal Coliform counts have been recorded from C2-1. However, this is not a serious level. All other sites had 0 Coliform Counts. xii) There are no vegetation found inside the project boundary. However, some mixed mature vegetation are found by the roadside which is out of the proposed project boundary. Hence, there is no requirement for removing these vegetation and there will be no major impacts on these vegetation. xiii) There are currently no buildings adjacent to the proposed plot or the immediate surrounding area, however, some buildings similar to the proposed project is planned to be undertaken within the vicinity. C2-4, which is the southern plot (not part of the project) is getting ready for construction. Also, about 75m southwest of the proposed project, a site is getting ready for construction. xiv) The road condition by the project site namely Reethigas Magu and Moonima Magu are in good condition. No damages and cracks have been observed. xv) The environmental impacts that may be associated with the proposed project are predicted and assumed in the EIA Report. These environmental impacts are divided into construction phase and operation phase environmental impacts. Most of the construction phase environmental impacts are believed to occur from excavation, dewatering, construction activities, operation of construction machinery and vehicles and construction waste disposal. The main environmental impacts believed to occur during operation phase of the project include domestic waste and increased traffic within and around areas. xvi) With appropriate environmental management and mitigation measures as well as conformity to all the legal and regulatory requirements as outlined in the EIA Report, the project is believed to control or minimize most of the environmental and social impacts both during construction and operation phases of the development. Important considerations with regards to mitigating environmental impacts include closing the boundary of the project area, placing safety and dust nets around the building, regularly transporting construction waste and avoiding material transport during peak traffic hours as well as designating proper time periods for construction works have been identified. xvii) Unlike short-term environmental impacts from the proposed development, it has longterm beneficial social and economic impacts, which is believed to tremendously contribute to the overall socio-economic development of Hulhumale’ that can be sustained for over longer periods. xviii) Although during construction of the project, negative environmental impacts from construction activities have been envisaged, with appropriate environmental management and mitigation measures, these impacts will be reduced to a considerable level. Also, with positive socio-economic outlook of the project and considering the overall importance of such a development in Hulhumale’ to alleviate social housing stress, it is concluded that the project is an important project that can be implemented for the benefit of social and economic development.
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    Technical Report
    Environmental impact assessment proposed beach and swimming area development Himmafushi Island, Male’ Atoll
    (2016-06) Zuhair, Mohamed; Shakir, Ibrahim
    The Secretariat of the Himmafushi Council (Himmafushi Island Council), Male’ Atoll proposes to develop a beach having 220m on the northern side of the island and a swimming are within the lagoon on the northern side. The swimming are will be developed after removing seagrass found within the lagoon from an area having 1,300sqm. It is expected that a total of 3,252cbm of material will be obtained from the removal of seagrass. The seagrass content will be removed before the material will be used on the proposed beach. The proposed beach will be developed having an average width of 10m and a height of 1.4m above MSL. Two methods of material excavation will be used during the project implementation. Initially removal of seagrass will be undertaken by use of excavator and sand from the area will be obtained by using a sand pump. Under the Maldives Environmental Protection and Preservation Act (Law No. 4/93) and EIA Regulation 2012, the proposed beach and swimming area development project requires an EIA to be carried out. The report presents major findings of the EIA report. This EIA is prepared as per the Terms of Reference (TOR) approved by Environment Protection Agency (EPA) on 20 March 2016. Baseline environmental condition of the proposed project site as well as socio-economic environment was conducted for which the environmental impacts and mitigation measures as well as project alternatives are presented. It was found that there is a great need from the community for developing the beach and swimming area on the island, which is recognized as an important community need. The assessments carried out on the biophysical environment on the northern side of the island indicate that the coral reefs within the project boundary had very little live coral cover and limited reef fish abundance and diversity. The depth of the project area ranges from -0.4m MSL in the nearshore areas to -0.8m MSL at the proposed burrow site. The current flow was from east to west reaching to speeds of 0.14m/s and 0.18m/s. The area in close proximity to the project has known surf points. Most of the lagoon environment was covered with seagrass Thalassia hemprichii. There are two Marine Protected Areas (MPAs) within close proximity of the project location. Thamburudhoo Thila MPA is located close to the project site at distance of 1.2km NE and Lankan Thila MPA is located 5km SW. There are two Sensitive Sites (SSs) within the vicinity of the project site, they are Huraagandu SS located at a distance of 4.3km north and Okebe Thila SS located at a distance of 7.4km SW. Key environmental impacts from the proposed project will be from sedimentation to the reef areas on the northern and NW sides, changes in the hydrodynamics of the burrow area and nearshore lagoon on northern side of the island as well as potential changes to the northern shoreline of the island and these impacts can be reduced by implementing various environmental management and mitigation measures such as undertaking excavation, sand pumping and beach nourishment operations coinciding with low tide and on calm days to reduce spread of sedimentation as well as undertaking the operations in the quickest possible timeframe to reduce impact exposure period. Although there are some environmental impacts from the proposed project, most of these impacts can be reduced and mitigated by use of appropriate methodology and timing. The effectiveness of these methodologies can be documented by implementing a comprehensive monitoring programme. Also, with positive socio-economic outlook of the project and the community needs for the project, it is concluded that the project should go ahead as planned.
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    Technical Report
    Environmental impact assessment for proposed coastal protection works in AA. Ukulhas Island
    (2015-10) Zuhair, Mohamed; Shakir, Ibrahim
    The Project is proposed by Ministry of Environment and Energy for undertaking coastal protection measures on the northern shoreline of AA. Ukulhas Island. The focus of the project is to protect the northern side of AA. Ukulhas Island as the area is currently undergoing serious beach erosion, which is currently reaching up to island infrastructures. In order to protect the area, the Ministry of Environment and Energy proposes to undertake beach replenishment of a 6,600sqm area on the north and design and construct a 280m long rock boulder revetment along the replenished shoreline. The project has been awarded to Sas e Senok JV Pvt. Ltd. on design and built basis. As the contractor for the project, Sas e Senok JV Pvt. Ltd. has undertaken the Environmental Impact Assessment (EIA) Report to be submitted to Environmental Protection Agency (EPA) for approval. This EIA is prepared as per the Terms of Reference (TOR) approved by Environment Protection Agency (EPA) on 23 September 2015. The scope of this EIA is to assess the existing environmental condition of Ukulhas Island and surrounding environment, identify potential environmental impacts, propose environmental management and mitigation measures to minimize environmental impacts as well as propose an environmental monitoring plan with appropriate environmental parameters to monitor changes on a regular basis. Ukulhas Island is located at 4°12'56.35"N and 72°51'49.13"E in a single reef found on the NE corner of North Ari Atoll. Both the island and reef is elliptical in shape and has a SE and NW orientation. The length and width of the island are approximately 1000m and 215m respectively. The area of the island is estimated to be 22ha. Main environmental impacts from the proposed project will be from sedimentation including water quality deterioration, reef damage as well as direct destruction of lagoon habitats within the project boundary. Although, these impacts are inevitable, it is effects can be reduced by implementing various environmental management and mitigation measures such as undertaking sand pumping and beach nourishment operations coinciding with low tide and on calm days as well as undertaking the operations in the quickest possible timeframe to reduce impact exposure period. During the operation of the resort, solid waste and wastewater disposal as well as certain tourist activities is believed to generate the most significant environmental impacts especially on the marine environment where the impacts may range from marine pollution, water quality deterioration, potential health risks, destruction of marine habitats as well as aesthetic and cumulative impacts. The project is believed to generate a number of beneficial impacts. These include protection of a critical island environment, protection of school and waste management center. With regards to mitigating and reducing significant environmental impacts from the project, the following measures including use physical barriers such as earthen berms, sand beds and rock boundaries to close reclamation areas, undertake the activities in shortest possible time and on calm days at low tides, reclamation to be undertaken in sections within the boundary, directing sedimentation into the deep lagoon area and number of other measures have been proposed. Although during construction of the project, significant environmental impacts from dredging and land reclamation activities as a result of sedimentation and direct destruction of habitats have been envisaged, with appropriate environmental management and mitigation measures, these impacts will be reduced to a considerable level. Also, with positive social outlook of the project and considering the overall need for the project, it is concluded that the project should go ahead as planned.
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    Technical Report
    Environmental impact assessment for proposed coastal protection works in Dh. Maaenboodhoo Island
    (2015-11) Zuhair, Mohamed; Shakir, Ibrahim
    The proposed project is to protect areas affected by beach erosion on the NE, SE, NW and SW of Dh. Maaenboodhoo Island by means of rock boulder revetment breakwater and geobag revetment. In this regard, it is proposed to build a 220m long rock boulder revetment breakwater along the NE side, 550m long rock boulder revetment breakwater along the SE side, 225m long geo-bag revetment along the NW shoreline and 190m long geo-bag revetment along the SW shoreline of the island. Furthermore, profiling and backfilling of beach areas on the NW and SW sides as well as obtaining core fill material for the rock boulder revetments are an important part of the proposed project. As the proponent of the project, it is proposed by Ministry of Environment and Energy and has been awarded to Sas e Senok JV Pvt. Ltd. on design and built basis. As the contractor for the project, Sas e Senok JV Pvt. Ltd. has undertaken the Environmental Impact Assessment (EIA) Report to be submitted to Environmental Protection Agency (EPA) for approval. This EIA is prepared as per the Terms of Reference (TOR) approved by Environment Protection Agency (EPA) on 23 September 2015. The scope of this EIA is to assess the existing environmental condition of Maaenboodhoo Island and surrounding environment, identify potential environmental impacts, propose environmental management and mitigation measures to minimize environmental impacts as well as propose an environmental monitoring plan with appropriate environmental parameters to monitor changes during construction and post construction stages of the development. Maaenboodhoo Island is found at Longitude 72.963335 and Latitude 2.695566 in a 5km long reef found on the southern periphery of Dhaalu Atoll. The island is found in the NE tip of the reef and has a NE-SW orientation. The longest point of the island has approximately 950m and the widest point has approximately 350m. The average area of the island is about 20.4ha. Main environmental impacts from the proposed project will be from sedimentation including water quality deterioration, reef damage as well as direct destruction of lagoon habitats within the project boundary as well as permanent changes to the shoreline of the island where project activities will be implemented. Although, these impacts are inevitable, it is effects can be reduced by implementing various environmental management and mitigation measures such as undertaking the activities of the project coinciding with low tide and on calm days as well as undertaking the operations in the quickest possible timeframe to reduce impact exposure period and construct physical barriers to reduce sedimentation. During post construction, environmental impacts identified include risk of flooding in land fill areas as well as physical damage to geo bag revetments as a result of excessive and some destructive use. The key benefit of the project is to protect the shorelines of the island from further beach erosion and protect infrastructure on the island. With regards to mitigating and reducing significant environmental impacts from the project, the following measures including use of physical barriers such as sand beds and undertake the activities in shortest possible time and on calm days at low tides, as well as directing sedimentation into the deep lagoon area and number of other measures have been proposed. Although there are a number of environmental impacts from the proposed development, some of these can bring permanent changes to the environment of the island, other impacts can be reduced and mitigated by use of appropriate methodology. The effectiveness of these methodologies can be documented by implementing a comprehensive monitoring programme. Also, with positive social outlook of the project and considering the overall need for the project, it is concluded that the project should go ahead as planned.