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Visual & Performing Arts
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Site Analysis For Basement Renovation (Research Paper Sample)
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Site Analysis for Basement Renovation
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Table of Contents TOC \o "1-3" \h \z \u Abstract PAGEREF _Toc381219522 \h 41.0 Introduction PAGEREF _Toc381219523 \h 51.1Background PAGEREF _Toc381219524 \h 51.2 Purpose PAGEREF _Toc381219525 \h 51.3 Scope PAGEREF _Toc381219526 \h 62.0 Adjacent house PAGEREF _Toc381219527 \h 62.1 Pressure on the footing of adjacent house PAGEREF _Toc381219528 \h 62.2 Elevation of the footing of the adjacent house PAGEREF _Toc381219529 \h 72.3 Measurement of adjacent house PAGEREF _Toc381219530 \h 82.3.1 Thickness of footing PAGEREF _Toc381219531 \h 82.3.2 Width of the footing PAGEREF _Toc381219532 \h 82.3.3 Height of the footing PAGEREF _Toc381219533 \h 93.0 House on the site PAGEREF _Toc381219534 \h 93.1 Elevation of the proposed footing. PAGEREF _Toc381219535 \h 93.2 Measurement of the adjacent house PAGEREF _Toc381219536 \h 93.3 Additional lateral pressure in kPa acting on the proposed footing. PAGEREF _Toc381219537 \h 104.0 Soil type PAGEREF _Toc381219538 \h 104.1 Sieve analysis PAGEREF _Toc381219539 \h 114.1.1 Texture of soil PAGEREF _Toc381219540 \h 124.1.3 Coefficient of curvature (Cc) PAGEREF _Toc381219541 \h 124.1.4 Coefficient of Uniformity (Cu) PAGEREF _Toc381219542 \h 134.2 Atterberg Limit test PAGEREF _Toc381219543 \h 134.1.1 Plastic limits PAGEREF _Toc381219544 \h 144.1.2 Liquid limits PAGEREF _Toc381219545 \h 144.1.5 Water content PAGEREF _Toc381219546 \h 144.3 Classification (According to the Unified Soil Classification System) PAGEREF _Toc381219547 \h 155.0 Ontario Building Code Adherence PAGEREF _Toc381219548 \h 166.0 Conclusion PAGEREF _Toc381219549 \h 16References PAGEREF _Toc381219550 \h 17
Abstract
Definitively, one can describe underpinning as the renovation process undertaken to strengthen the foundation of an existing building or other structure. In most of the cases, it is done to add strength to a building to avoid a bad consequence like collapsing. Additionally, underpinning is usually implemented in a scenario where a building owner or occupant wants to add more floor coverage space to their building. The documentation in this report also highlights and emphasizes on the need performing underpinning activities on the proposed basement to support the foundation of the building. Swiftness is indeed needed to avoid a bad eventuality. Well then, if the cracks are longer than a quarter an inch, which gives so much reason for considering underpinning. This report focuses on the major activities and the variants involved in the reinforcement and renovation of the basement.
1.0 Introduction
 The underpinning process may be a long process that will have to require a lot of consideration in the process of the whole construction. Issues to do with the quality of the soil, its type and the bedrock of the place the building stands on will have a significant effect on the process of underpinning. In most cases, underpinning is expensive when the ground is soft and where there is a water presence. This happens because the ground tends to be soft at the particular place, and this usually ends up needing more material, which in this given case would require a stronger and better foundation. Correspondingly, the surcharge of the building will also be dependent on the type of underpinning that would be used in the construction.
1 Background
The background of this study report is established on the given specifications and the requirements analysis provided for the renovation or remodeling process. All these events are to be considered in conducting this project. The significant effect supplemented constructive material is vital to this project, comprising of the determination of the wall thickness, among other variants and determinants as the soil type. Determining all these factors at the initial stage before the actual remodeling starts, is vital to accomplishing this project successfully without any hitches.
1.2 Purpose
This process is meant to identify the bounds for conducting the remodeling process. The ultimate purpose of writing this technical report is to recognize and ensure that the limitations are minimized, and the redesign maximized. These activities include the digging of the underneath shallow footings and pouring concrete cement to widen and deepen the foundation to gain a very stable stratum. This is what is always essential in ensuring that the building stands strong and remains durable on the placed foundation. A building that lacks stability can be a disaster in waiting. Reported cases have had very severe consequences and have even led to the demise of several people residing in the affected buildings. That gives the whole importance of having a proper underpinning carried out by qualified engineers.
1.3 Scope
According to the Ontario Building Law, the whole process is supposed to be supervised by an engineer. It should also be done only to the walls that support the load of the building. This should be addressed and guided by a qualified engineer. In most cases, it is advice that one starts underpinning should start with roughly three fit long and two feet for the depth and the width. This should be done when the initial excavation has been undertaken. Contractors will usually be involved on the decision of the owner of the building.
2.0 Adjacent house
2.1 Pressure on the footing of adjacent house
The process of underpinning a house can be affected by several factors around it. But one of the most spectacular ones is the presence of an adjacent building. It can be affected in many ways by the underpinning. The vibrations can cause cracks on it and even weaken its stability. It is always advised that the pressure exerted on the other building be ascertained and caution be taken not to destabilize it in the process. If this is not done, the building may end up collapsing and cause a lot of legal suits which realistically are very expensive. The Ontario Building code of 2006 is particularly clear on this.
When the underpinning process is underway, it must not affect the adjacent buildings. Since, the adjacent building has to play a key role in the underpinning of the actual building. A lot of care should be taken into consideration if the whole process is to be successful. If there is uneven pressure applied on the foundation, it might cause damage.
2.2 Elevation of the footing of the adjacent house
In major underpinning, the footing of the adjacent house may be an issue to considered if by doing so; it will make the underpinning more effective. The elevation is performed on the adjacent building is to enable or give room for accomplishing an extension of the foundation wall of the site building. In many cases, this is done if it cannot compromise the whole building in the process. However, if the underpinning can be done without the elevation of the footing of the adjacent building, then it will be advisable to do so.
This is good because it will be economical on cost and technicalities. However, when underpinning and elevating the footing, the concrete and the soil type should be taken into consideration. If the soil type is strong enough to sustain the building, the extension of the foundation wall cannot be as lengthy. Many buildings whose vertical surcharge is long enough to require adequate support will be more suited to be elevated because it will give it more strength and stability.
The main concern has always the segment of the trench footing that will be next to the basement wall of the building. The soil will have to be disturbed and will take some time to be considered okay. Unless when filling the place next to the foundation of the basement was largely a fill, maybe compacted or engineered, it may not be able to support the new foundation.
It should also be known that the surcharge that will be placed on this building adjacent to the one on site will have an effect on its foundation, however stable it may have been in the start and all along. The existing wall and the type of construction used to build it will be very essential in determining how to elevate the building. Concerning where the footing will finally land when elevating the building, it will always be advisable to seek the consultancy of a qualified engineer. Failure to observe such precautions may be a recipe for trouble in the near future after the underpinning has been undertaken. This will further heighten the maintenance cost and even pose a great threat to the stability and the residents of the building.
2.3 Measurement of adjacent house
Poor footings can only stand for a few years before incremental changes are again made. The building code of Ontario has some regulations about footing require that the soil LBV be at least 1500 for light frame residential homes. If the building is a heavier frame, it will automatically require more.
2.3.1 Thickness of footing
In normal circumstances, footings should not exceed a minimum twelve inches. Mostly, this is to ensure that the stability of the soil is okay and the tilled by either a machine or even to be graded. The foundation of the
2.3.2 Width of the footing
The type of the building will determine the width of the foundation footing .According to the building code, the exception only exists for the two floor coverage within the buildings which have a soil LBV of 1500, and then the footing will have a width of around fifteen inches. Twelve inch footings at a minimum also have a one floor coverage of brick veneered .Some hollow masonry homes that have a 1500 soil LBV and above will also have a twelve inch minimum footing
2.3.3 Height of the footing
These are the footings that will assist in making the load wider and larger. This makes the base of the footing to assume an upside down kind of shape. The reason of this is to make the transfer of the weight range across a wide area. In normal circumstance s i...
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