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JP2003301177A |
To provide a cement-based improver hardly permitting elution of chromium (VI), and a method for improving earth and sand by granulating earth and sand using the same.The earth and sand improver 20 contains a chelate of not less than 1 in...
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JP3452933B2 |
The paving system has a perforated pavement (1) covering a deep substrate of mainly hard nodules or shells, the whole being surrounded by impervious walls (5) to provide temporary storage in the interstices for chemical spillage or flood...
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JP2003268712A |
To provide a water retaining pavement structure having an excellent workability and maintainability and capable of maintaining a paved surface in wet state even if water is not supplied from the outside over a long period.This water hold...
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JP2003261365A |
To improve material strengths of a roadbed material obtained by using steel-making slag and suppress elution of fluorine from the roadbed material.The roadbed material 4 is obtained by mixing hardened cement 2, obtained by hardening ceme...
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JP3447283B1 |
[wrap up] [Task] Provided are a roadbed material capable of regenerating the entire amount of construction sludge at low cost, with high productivity, and having sufficient strength, and a method for producing the same. Only concrete hus...
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JP3436736B2 |
To provide civil engineering and construction materials which has both the strength and the fluidity applicable for subgrade material, roadbed material, filler material for a caisson, landfill material, banking material and aggregates, e...
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JP2003206527A |
To use a regenerated material obtained from a concrete waste material as a ground improvement material for effectively circularly using concrete resources.This concrete resource circulating system performs ground improvement work of obje...
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JP2003206534A |
To provide short fiber for reinforced earth capable of improving handling performance by minimizing influence affecting a surrounding environment.This short fiber for the reinforced earth reinforces the earth by adding the earth, and is ...
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JP3423302B2 |
To develop a use for consuming a plastic recycled at a low cost continuously and in bulk to a certain extent and promote a material recycle of the plastic. An artificial crushed stone of this invention is formed by mixing coal ash into a...
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JP2003166245A |
To provide a block for an embankment construction method which facilitates fitting construction of blocks and enhances the dimensional and positional accuracy.The upper half of one side face of opposite right and left faces of a block 1 ...
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JP2003517271A |
A planting system for regulating the supply of water to a plant comprises a linear (28) for containing a volume of plant growing medium (30), such as soil, and drainage means adapted to drain water from the plant growing medium (30) cont...
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JP2003517522A |
A planting system for regulating the supply of water to a plant comprises a linear (28) for containing a volume of plant growing medium (30), such as soil, and drainage means adapted to drain water from the plant growing medium (30) cont...
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JP3383289B2 |
To effectively utilize cut trees or the like disposed in the past by including wooden pieces obtained by crushing the cut trees or the like in a thick subgrade. Soil, wooden pieces, and a stabilizer are mixed, this mixture is uniformly c...
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JP2003049401A |
To provide a low-cost roadbed material without any construction problem, making the most use of coal ash which is industrial waste and suppressing crack initiation even in the weak ground. This roadbed material is produced by using fly a...
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JP2003041508A |
To provide a civil engineering structure useful for constructing roads, building foundations, mountains, or greening rooftops. A rectangular block 1 of foamed synthetic resin is fixed in place on top of a leveling layer 29 and an upper b...
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JP3373488B2 |
To provide a road construction body with less consolidation settlement caused by dynamic load on the soft ground at a low construction cost within a short construction period of time. A road construction body is constituted of soil cemen...
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JP3372280B2 |
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JP2003020604A |
To impart heat insulating property (heat retaining property), simplify paving, and improve workability.When forming the ground by treating a surface of a soil layer g, a heat insulating independent layer s comprising a volume reduced bod...
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JP2002363563A |
To provide a mud caking material which does not exert a bad effect on environment, is produced at a low cost, and can be solidified in a short time. The mud caking material is a mixture of a coherent resin, a sulfate compound and an inor...
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JP2002352940A |
To provide a surface heater appropriate for defrosting frozen ground and for curing concrete in cold regions and snow cover regions. The surface heater is provided with a surface-formed heating body in which carbon fibers are made to be ...
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JP2002294611A |
To drain a large quantity of water from an elevated road.This drain structure for the elevated road supported by a supporting pier 12 is provided with a floor board 20, a waterproof layer 25 arranged on the floor board 20, a water permea...
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JP2002274899A |
To provide a roadbed material of a road utilizing coal ash being a by-product produced in the process of the operation of a pressure fluidized bed type thermoelectric power station and to provide an operation method using the same materi...
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JP2002242106A |
To provide a floor-slab waterproof structure constituted so as to be able to easily improve adhesive properties between a waterproof layer and a coating layer, displaying waterproof performance to a floor slab sufficiently and a method f...
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JP2002522667A |
A foundation comprising one or more layers or mattresses of tires, and a fill material provided within and/or between tires of each of the mattresses. The fill material is preferably a relatively coarse aggregate and provides a porous be...
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JP3288106B2 |
PURPOSE: To reduce waste soil and enhance durability of pavement by using a material, to which a ground material of cement autoclave curing building material is added, as an aggregate of wearing course paving material, subgrade material ...
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JP2002068796A |
To provide a composition for quickly and effectively hardening cement, capable of directly mixing with cement or cement-based solidifying materials, for easily forming high-strength solidified body to unsolidified materials containing 2 ...
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JP2002060280A |
To provide a preferable building material containing rubber chips.The building material in which rubber chips are bonded together by a cement-based material in a porous matrix is formed by mixing the cement- based material, the rubber ch...
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JP2002030652A |
To prevent soluble earth and sand from being converted into sludge and muddy water as the result of rainfall and flowing out into rivers, lakes or the sea, etc., by improving the soluble earth and sand into insoluble earth and sand diffe...
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JP2002029812A |
To prevent the elution of heavy metals from the ground treated with a cement-based solidifying material or a regenerated aggregate, which is a problem of the soil improvement, that is, the phenomenon of the elution of heavy metals occurs...
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JP2002004288A |
To provide a lightweight embankment structure capable of making a wail face material hard to scatter and preventing the fixing metal fitting from corroding or getting loose.In an embankment structure in which a foamed body P is provided ...
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JP2001355259A |
To provide a structural body having spaces therein and capable of being assembled in a short time.This structural body 1 is formed by connecting to each other a plurality of structural members 3a to 3d having a base part 5 with a general...
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JP2001342601A |
To reduce noise and vibration generated by running of a vehicle.This bed facilities are provided with a grooved recess 3 having a roadbed 18 for running a street can 66 positioned inside, plural support members 49 interposed between the ...
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JP3238096B2 |
To generate an environment favorable for growth of plants, for a roadbed on which seeding and planting concrete is placed. An upper layer roadbed 10 on which greened concrete 20 is placed, is configured with crushed stones 12 having larg...
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JP3235020B2 |
To provide a drain pipe which can be laid in the inside of a draining paved body and which collects water into the pipe in the whole length of the freely bendable pipe. Rainwater penetrating in the inside of a draining paved body laid as...
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JP3230147B2 |
To efficiently and speedily construct a fluidization treated soil execution structural body with strength equal to another at a low price economically. A fluidization treated soil execution structure is so constituted that the lower laye...
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JP2001521081A |
The invention concerns a structure comprising individual and separate small aggregates (2), the structure comprising a stabilising complex (3) consisting of a directly mounted coating, partially covering the surface mineral elements (2),...
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JP3224503B2 |
To suppress settlement due to consolidation caused by dynamic load by specifying the height from the tips of soil-cement column bodies, constructed in the weak ground at a specified top view improvement ratio, to the road paved surface. ...
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JP2001271303A |
To provide the joint-section structure of a road in which the generation of a partial remarkable stepped section having an effect on safety traffic can be prevented on a road surface positioned at the upper section of one even when one r...
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JP3209717B2 |
To eliminate the subsidence or infiltration of a water permeable paved road surface structure into a lower layer and effectively prevent the loss of joint sand by applying the constitution that the lower layer for laying water permeable ...
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JP3186992B2 |
To carry rainwater penetrated into a water permeable pavement in the longitudinal direction of a road bridge by setting a water-impermeable expansion joint in a road bridge joint part, and forming a draining channel for draining water fr...
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JP2001139947A |
To remarkably enhance the recycling rate of construction wastes and simultaneously solve a problem short in fields for treating the wastes as a side effect by reclaiming dug soil and the concrete lumps, asphalt lumps and construction sur...
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JP3165825B2 |
PURPOSE: To minimize any possible damage of a road resultant from a frozen base by spraying a specific water repellent having flowability at an ordinary room temperature all over the base and constructing a road after the repellent has b...
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JP3158251B2 |
To provide an asphalt paving material which is one containing a product obtained by crushing waste asphalt concrete, nevertheless having not deteriorated quality, being advantageous in environmental protection, developing sufficient stre...
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JP3158250B2 |
To obtain an asphalt paving material capable of cold laying for forming an asphalt pavement, advantageous in environmental protection, capable of developing sufficient strengths just after laying, and storable for a long term by mixing a...
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JP2001503829A |
A ground surface (10, 77, 142) especially for transport surfaces, pathways, industrial and trade areas, horticultural and agricultural surfaces, whose surface (10, 77, 142) superstructure (13-16, 55-60, 99-102) contains at leat one barri...
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JP3144321B2 |
To provide a method capable of efficiently, quickly and economically carrying out work with excellent strength at a low cost. In a fluidization treatment method, fluidization treated soil obtained by mixing water and hardener with excava...
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JP2001049667A |
To improve the safety and economy of a filling construction method by erecting a number of cylindrical fences, arranging them in the form of a measure of plural rows × plural rows or in zigzag, restraining the outside of the fences by c...
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JP2001040634A |
To provide a new technique called 'a foundation structure to be installed on a water-bottom ground' for conducting required construction at the section of the comparatively shallow depth of water of the sea, a lake, a river or the like. ...
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JP3128721B2 |
PURPOSE: To simplify operation, and to shorten the term of works by conducting waterproof execution operation at the same time as asphalt concrete pavement/ work without separately performing the waterproof execution operation. CONSTITUT...
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JP3119080B2 |
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