JPH08151639A - Construction method for steel column of structure - Google Patents

Construction method for steel column of structure

Info

Publication number
JPH08151639A
JPH08151639A JP31952294A JP31952294A JPH08151639A JP H08151639 A JPH08151639 A JP H08151639A JP 31952294 A JP31952294 A JP 31952294A JP 31952294 A JP31952294 A JP 31952294A JP H08151639 A JPH08151639 A JP H08151639A
Authority
JP
Japan
Prior art keywords
steel pipe
steel
foundation
column
steel column
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP31952294A
Other languages
Japanese (ja)
Inventor
Eiichiro Saeki
英一郎 佐伯
Mitsuhiko Yazaki
光彦 矢崎
Yoshimichi Hatta
義道 八田
Masaya Tanaka
昌也 田中
Hitoshi Oki
仁 大木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP31952294A priority Critical patent/JPH08151639A/en
Publication of JPH08151639A publication Critical patent/JPH08151639A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To accurately construct a steel column on the foundation of a structure and install no footing on the foundation. CONSTITUTION: Spiral vanes 2 are provided on the outer periphery of a steel pipe 1a, and a connection section 3 to the steel column 5 of a structure is provided at the upper end of the steel pipe 1a to form a foundation steel pipe 1. The foundation steel pipe 1 is aligned with the plane position where the steel column 5 is installed. Rotating force is applied to the foundation steel pipe 1, the foundation steel pipe 1 is sunk to the position where the connection section 3 becomes the connection level to the lower end of the steel column 5, and the steel column 5 is connected and erected at the upper end of the foundation steel pipe 1.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、建築物等の構造物の下
部構造である基礎用鋼管に、上部構造の鉄骨柱を接合す
る、施工の能率、精度の優れた構造物の鉄骨柱の構築方
法に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a steel column for a structure, which is superior in construction efficiency and accuracy, by joining a steel column for a foundation, which is a lower structure of a structure such as a building, with a steel column for an upper structure. Regarding the construction method.

【0002】[0002]

【従来の技術】従来、建築物等の構造物の鉄骨柱を立設
する場合、その基礎としてフーチングを構築する。フー
チングの施工には、地層を掘削し、型枠の設置・配筋を
行い、鉄骨柱を立設、接合するためのアンカーボルトを
予め取付け、型枠内にコンクリートを打設する。かかる
フーチングの例を図4に示す。図4において、フーチン
グ13を構築する個所で、地層を掘削して砕石9(又は
敷き砂利)・捨てコンクリート8を打ち、フーチング用
の型枠を設置するとともに鉄筋15を配置し、上部には
テンプレート16を介して鉄骨柱を接合するアンカーボ
ルト14を取り付ける。しかる後、コンクリート17を
型枠内に打設し、フーチング13を構築する。
2. Description of the Related Art Conventionally, a footing is constructed as a foundation for erecting a steel column of a structure such as a building. For the construction of footing, the formation is excavated, the formwork is installed and reinforced, the anchor bolts for standing and joining the steel columns are installed in advance, and concrete is placed in the formwork. An example of such footing is shown in FIG. In FIG. 4, at the location where the footing 13 is to be built, the formation is excavated, crushed stones 9 (or paved gravel) and discarded concrete 8 are installed, a formwork for footing is installed, and rebars 15 are placed, and a template is placed on top. Anchor bolts 14 that join steel columns through 16 are attached. After that, concrete 17 is poured into the formwork to construct the footing 13.

【0003】[0003]

【発明が解決しようとする課題】上述したように、鉄骨
柱を立設するためにフーチング13を構築する場合、型
枠の取付け、配筋に手間を必要とするだけでなく、コン
クリート打設して後、鉄骨柱等の上部構造の施工を進行
させようとしても、コンクリートの強度発現までのコン
クリートの養生期間は鉄骨建方作業ができず、手待ちの
状態となり、それだけ構造物の施工能率を低下させる。
また、鉄骨柱をフーチング13に固定するためのアンカ
ーボルト14は打設コンクリート中に埋設するが、アン
カーボルトが動かないように充分な養生が必要であり、
またアンカーボルトの取付け位置に正確な施工精度を期
し難い場合がある。 これらの点は、構造物の基礎とし
てフーチングを用いた場合、鉄骨柱とコンクリートの基
礎構造との材料上混合構造に起因する問題であるといえ
る。
As described above, when constructing the footing 13 for erecting the steel column, not only is it necessary to attach the formwork and arrange the bar, but also the concrete is placed. After that, even if an attempt is made to proceed with the construction of an upper structure such as a steel column, the steel erection work cannot be performed during the concrete curing period until the strength of the concrete manifests, and it is in a waiting state, so that the construction efficiency of the structure Lower.
The anchor bolt 14 for fixing the steel column to the footing 13 is embedded in the cast concrete, but sufficient curing is required so that the anchor bolt does not move.
In addition, it may be difficult to ensure accurate construction accuracy in the attachment position of the anchor bolt. It can be said that these points are problems caused by the mixed structure in terms of materials of the steel column and the concrete foundation structure when footing is used as the foundation of the structure.

【0004】フーチングによる構造を図4のごとくフー
チングを地層で直接支持する場合について説明したが、
図5のごとくフーチング13を岩盤19に達する鋼管杭
18により支持する杭基礎の場合についても同様のこと
がいえる。(鋼管杭として、特開小63−47416号
に示す、杭の外周面に螺旋翼を施したものがある。)
The structure of footing has been described in the case where the footing is directly supported by the formation as shown in FIG.
The same applies to the case of a pile foundation in which the footing 13 is supported by the steel pipe pile 18 reaching the bedrock 19 as shown in FIG. (As a steel pipe pile, there is one shown in Japanese Patent Laid-Open No. 63-47416 in which a spiral blade is applied to the outer peripheral surface of the pile.)

【0005】本発明の目的は、上述の従来技術の問題点
に鑑み、建築物等の構造物の下部構造である基礎用鋼管
に、上部構造の鉄骨柱を接合、立設する、施工の能率、
精度の優れた構造物の鉄骨柱の構築方法を提供すること
にある。
In view of the above-mentioned problems of the prior art, an object of the present invention is to construct a steel pipe for a foundation, which is a lower structure of a structure such as a building, by joining and erecting a steel column of an upper structure, and improving the efficiency of construction. ,
An object of the present invention is to provide a method of constructing a steel column of a structure having excellent accuracy.

【0006】[0006]

【課題を解決するための手段】本発明は、鋼管の外周面
に螺旋羽根を具備し、かつ該鋼管の上端に構造物の鉄骨
柱との接合部を有する基礎用鋼管を、該鉄骨柱を設置す
べき平面的位置に芯合わせし、該基礎用鋼管に回転力を
付与して前記接合部が前記鉄骨柱の下端との接合レベル
となる位置に該基礎用鋼管を埋設し、該基礎用鋼管の上
端に連結して鉄骨柱を接合、立設することを特徴とする
構造物の鉄骨柱の構築方法により構成される。螺旋羽根
は鋼管の外周面に沿って突設して設け、鋼管へ回転押し
込み力を付与するため略1巻程度あればよい。螺旋羽根
を具備する基礎用鋼管は、回転力により埋設するため埋
設が容易であるだけでなく、地表下へ基礎用鋼管の設計
上の設置位置に正確に埋設することができる。施工中の
上下方向の精度は、基礎用鋼管を回転させることにより
得られる。基礎用鋼管の上端位置を正確に設定すること
により、鉄骨柱との接合位置を確保できる。基礎用鋼管
は、回転力により埋設するため回転力(トルク)の大小
により鋼管先端地盤の地耐力を検知することが可能とな
る。基礎用鋼管の埋設完了に続いて、基礎と柱との同種
材料間での連結により、基礎用鋼管上に直ちに鉄鋼柱を
接合し、立設することが可能となる。なお、基礎用鋼管
は、埋設深さによっては、埋設施工中に埋設を一旦停止
し鋼管をつなぎ合わせて形成してもよい。
According to the present invention, there is provided a steel pipe for foundation having a spiral blade on the outer peripheral surface of the steel pipe and having a joint portion with a steel frame column of a structure at the upper end of the steel pipe. Aligning to a planar position to be installed, applying a rotational force to the foundation steel pipe, burying the foundation steel pipe at a position where the joint portion becomes a joint level with the lower end of the steel column, for the foundation, It is constructed by a method for constructing a steel column of a structure, which is characterized in that the steel column is connected to an upper end of a steel pipe and joined and erected. The spiral blade may be provided so as to project along the outer peripheral surface of the steel pipe, and may have about one turn in order to impart a rotational pushing force to the steel pipe. Since the foundation steel pipe provided with the spiral blade is buried by the rotational force, it is not only easy to be buried, but also it can be accurately buried at the designed installation position of the foundation steel pipe below the surface of the earth. The vertical accuracy during construction is obtained by rotating the steel pipe for foundation. By accurately setting the upper end position of the steel pipe for foundation, the joint position with the steel column can be secured. Since the steel pipe for foundation is buried by the rotational force, it becomes possible to detect the bearing capacity of the steel pipe tip ground by the magnitude of the rotational force (torque). Following the completion of the burying of the foundation steel pipe, the steel columns for the foundation can be immediately joined and erected by the connection between the foundation and the columns of the same material. The steel pipe for foundation may be formed by temporarily stopping the embedding during the embedding work and connecting the steel pipes depending on the embedding depth.

【0007】また、本発明は、鋼管の外周面に螺旋羽根
を具備し、かつ該鋼管の上端に構造物の鉄骨柱との接合
部を有する基礎用鋼管を、該鉄骨柱を設置すべき平面的
位置に芯合わせし、該基礎用鋼管に回転力を付与して前
記接合部が前記鉄骨柱の下端との接合レベルとなる位置
に該基礎用鋼管を埋設し、該基礎用鋼管の前記接合部に
設けた結合具を介して該基礎用鋼管に連結して鉄骨柱を
接合、立設することを特徴とする構造物の鉄骨柱の構築
方法により構成される。結合具としては、ガセットプレ
ート、アンカープレート等を使用することができる。
Further, according to the present invention, a steel pipe for foundation having a spiral blade on the outer peripheral surface of the steel pipe and having a joint portion with the steel frame column of the structure at the upper end of the steel pipe is a plane on which the steel frame column is to be installed. The base steel pipe, and the base steel pipe is embedded at a position where the joint portion is at a joint level with the lower end of the steel frame column by applying a rotational force to the base steel pipe, and the joint of the base steel pipe is performed. It is constructed by a method for constructing a steel column of a structure, which is characterized in that the steel column is joined and erected by being connected to the steel pipe for foundation through a coupler provided in the section. As the coupling tool, a gusset plate, an anchor plate, or the like can be used.

【0008】[0008]

【作用】本発明において、鋼管の外周面に螺旋羽根を具
備し、かつ該鋼管の上端に構造物の鉄骨柱との接合部を
有する基礎用鋼管を、該鉄骨柱を設置すべき平面的位置
に芯合わせし、該基礎用鋼管に回転力を付与して前記接
合部が前記鉄骨柱の下端との接合レベルとなる位置に該
基礎用鋼管を埋設することにより、鋼管用基礎の施工す
べき位置・高さを正確に調整、確保し、基礎用鋼管の上
端に連結して鉄骨柱を直ちに接合、立設することができ
る。基礎用鋼管のトルク7を管理することにより、設計
上必要な地耐力が得られた時点で鋼管の埋設を終了する
ことができるため、従来の鋼管杭を使用する場合より短
い鋼管で基礎を形成できる。また、基礎用鋼管の前記接
合部に設けた結合具を介して基礎用鋼管に連結して鉄骨
柱を正確に接合、立設することができる。
In the present invention, a steel pipe for a foundation having a spiral blade on the outer peripheral surface of the steel pipe and having a joint portion with a steel frame column of a structure at the upper end of the steel pipe is provided at a planar position where the steel column is to be installed. The foundation for steel pipe should be constructed by centering the steel pipe for foundation and embedding the steel pipe for foundation at a position where the joint portion is at a joint level with the lower end of the steel column by applying a rotational force to the steel pipe for foundation. The position and height can be accurately adjusted and secured, and the steel column can be immediately joined and erected by connecting to the upper end of the foundation steel pipe. By controlling the torque 7 of the steel pipe for the foundation, the burying of the steel pipe can be completed at the time when the bearing capacity required for the design is obtained, so the foundation is formed with a shorter steel pipe than when using conventional steel pipe piles. it can. Further, the steel column can be accurately joined and erected by connecting to the steel pipe for foundation through a coupling provided at the joint portion of the steel pipe for foundation.

【0009】[0009]

【実施例】本発明の実施例を図面を参照して説明する。
図1において、本体たる鋼管1aの外周面に螺旋羽根2
を具備し、かつ該鋼管1aの上端に構造物(ここでは建
家)の鉄骨柱5との接合部3を有する基礎用鋼管1を示
す。基礎用鋼管1は鉄骨柱5を設置すべき平面的位置に
芯合わせし、回転駆動装置(図示せず)により先端に掘
削刃21を備えた基礎用鋼管1に回転力を付与して接合
部3が鉄骨柱5の下端との接合レベルとなる位置に基礎
用鋼管1を埋設する。基礎用鋼管1の埋設深さは、底板
22を有する基礎用鋼管先端の地耐力により上部構造体
を支持できる深さである。地耐力は地盤状況によるが、
駆動装置のトルクを検知することによって把握すること
ができる。接合レベルに埋設された基礎用鋼管1の上端
に連結して鉄骨柱5を接合、立設する。なお、図1にお
いて、基礎用鋼管1廻りの、打設された捨てコンクリー
ト8、砕石9を示す。基礎用鋼管1、鉄骨柱5の下端部
を覆うように土間コンクリート20を打設する。図1は
砕石9上に捨てコンクリート8を打設する場合を示す
が、捨てコンクリート8を打設せずに、砕石9上に直接
土間コンクリート20を形成することもある。
An embodiment of the present invention will be described with reference to the drawings.
In FIG. 1, a spiral blade 2 is provided on the outer peripheral surface of the steel pipe 1a which is the main body.
1 shows a steel pipe 1 for a foundation, which has a joint 3 with a steel frame column 5 of a structure (here, a building) at the upper end of the steel pipe 1a. The foundation steel pipe 1 is centered on a planar position where the steel column 5 is to be installed, and a rotational drive device (not shown) imparts a rotational force to the foundation steel pipe 1 having the drilling blade 21 at the tip to join the joint portion. The steel pipe 1 for a foundation is embedded at a position where 3 becomes a joint level with the lower end of the steel column 5. The burial depth of the foundation steel pipe 1 is such a depth that the upper structure can be supported by the proof stress of the tip of the foundation steel pipe having the bottom plate 22. The bearing capacity depends on the ground condition,
It can be grasped by detecting the torque of the drive device. The steel column 5 is joined and erected by being connected to the upper end of the foundation steel pipe 1 buried at the joining level. In addition, in FIG. 1, the thrown-out concrete 8 and the crushed stone 9 around the steel pipe 1 for foundations are shown. An earth concrete 20 is placed so as to cover the lower ends of the steel pipe 1 for foundation and the steel column 5. Although FIG. 1 shows a case where the discarded concrete 8 is cast on the crushed stone 9, the soil concrete 20 may be directly formed on the crushed stone 9 without casting the discarded concrete 8.

【0010】次に、図2、図3により基礎用鋼管1の接
合部3に設けた結合具を介して基礎用鋼管1に鉄骨柱5
を連結する態様を示す。図2は結合具としてアンカーボ
ルト4による場合である。図2において、溶接11aに
よりアンカーボルト4を接合部3に固設する。アンカー
ボルト4に鉄骨柱5のベースプレート5aに設けた貫通
孔5bを挿通し、ナット6により締着し、基礎用鋼管1
の上端に連結して鉄骨柱5を接合、立設する。鉄骨柱5
を基礎用鋼管1の上端に設置する際の、基礎用鋼管1と
鉄骨柱5のベースプレート5aとの間隙調整のために均
しモルタル7aを設け、鉄骨柱5を立設して後無収縮モ
ルタル7を充填する。均しモルタル7a、充填無収縮モ
ルタル7を介在させず、基礎用鋼管1に鉄骨柱5を立設
することもある。本発明は、従来におけるフーチングは
使用せず、基礎用鋼管に鉄骨柱を直接的に接合、立設す
るが、均しモルタル、充填無収縮モルタル等を介在させ
る場合も、本発明では基礎用鋼管に鉄骨柱を直接的に接
合、立設する意味に含める。図3はガセットプレート1
0による場合である。図3は、基礎用鋼管1の上端に溶
接により11bにより或いはボルト等によりガセットプ
レート10を固設し、ガセットプレート10に設けた接
合ボルト孔12により、基礎用鋼管1と鉄骨柱5を連結
し、基礎用鋼管1の上端に連結して鉄骨柱5を接合、立
設する。
Next, referring to FIG. 2 and FIG. 3, the steel columns 5 are attached to the foundation steel pipe 1 through the joints provided at the joints 3 of the foundation steel pipe 1.
The mode which connects is shown. FIG. 2 shows a case where the anchor bolt 4 is used as the connecting tool. In FIG. 2, the anchor bolt 4 is fixed to the joint 3 by welding 11a. The anchor bolt 4 is inserted through the through hole 5b provided in the base plate 5a of the steel column 5, and is tightened with the nut 6 to fix the steel pipe for foundation 1
The steel column 5 is joined and erected by connecting to the upper end of the. Steel pillar 5
Is installed on the upper end of the steel pipe 1 for foundation, a leveling mortar 7a is provided for adjusting the gap between the steel pipe 1 for foundation and the base plate 5a of the steel frame column 5, and the steel column 5 is erected and then the non-shrink mortar is provided. Fill 7. The steel columns 5 may be erected on the foundation steel pipe 1 without interposing the leveling mortar 7a and the filling non-shrink mortar 7. The present invention does not use the conventional footing, but directly joins and erects the steel column to the foundation steel pipe, but even in the case of interposing leveling mortar, non-shrink mortar filled, etc., the steel pipe for foundation is used in the present invention. Included in the meaning of directly connecting and erecting steel columns to the. Figure 3 shows the gusset plate 1
This is the case with 0. FIG. 3 shows that the gusset plate 10 is fixed to the upper end of the foundation steel pipe 1 by welding 11b or by bolts, and the foundation steel pipe 1 and the steel column 5 are connected by the joining bolt holes 12 provided in the gusset plate 10. The steel column 5 is joined and erected by being connected to the upper end of the foundation steel pipe 1.

【0011】[0011]

【発明の効果】本発明によって、次のような効果を奏す
る。基礎用鋼管と鉄骨柱を連結し、基礎用鋼管上に鉄骨
柱を直接的に接合、立設するので、基礎用鋼管と鉄骨柱
間にフーチングを構築する必要がなく、型枠の取付け、
配筋に伴う煩雑な作業が不要となる。また、コンクリー
ト養生に伴う作業の停滞時間が全く解消され、基礎施工
に続き、直ちに鉄骨建方作業が行うことができる。ま
た、フーチングにアンカーボルトを設置する位置精度、
養生上の配慮も必要でなくなる。基礎用鋼管の設置位置
の精度の確保が容易であり、したがって鋼管柱を平面的
にも、また回転動作により高さの点でも施工上精度良
く、しかも迅速に立設することができる。また、基礎用
鋼管に働くトルクの大きさを管理して、地盤状況を確認
し、鋼管の埋設を終了することにより、設計上必要以上
の長さの鋼管を要することなく、通常従来の鋼管杭にお
ける場合よりも短い鋼管により基礎用鋼管を形成し、構
築し、鉄骨柱を接合、立設することができる。
The present invention has the following effects. Since the steel pipe for foundation and the steel frame column are connected and the steel frame column is directly joined and erected on the steel pipe for foundation, there is no need to build footing between the steel pipe for foundation and the steel frame column, and mounting of the formwork,
There is no need for complicated work due to the arrangement of the bar. In addition, the stagnation time of the work due to the concrete curing is completely eliminated, and the steel frame erection work can be immediately performed following the foundation construction. Also, the positional accuracy of installing the anchor bolts on the footing,
No need for care. It is easy to ensure the accuracy of the installation position of the foundation steel pipe, and therefore the steel pipe column can be erected in a planar manner and also in terms of height in terms of height due to the rotation operation, and can be quickly erected. In addition, by controlling the magnitude of the torque that acts on the steel pipe for the foundation, checking the ground condition, and terminating the burying of the steel pipe, it is not necessary to use a steel pipe with a length longer than necessary for the design, and it is usually a conventional steel pipe pile. It is possible to form and construct a steel pipe for foundation by using a steel pipe shorter than that in the above, and to join and erect steel columns.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の実施例を示す図である。FIG. 1 is a diagram showing an embodiment of the present invention.

【図2】基礎用鋼管に鉄骨柱を接合した態様を示す図で
ある。
FIG. 2 is a view showing a mode in which a steel column is joined to a steel pipe for foundation.

【図3】基礎用鋼管に鉄骨柱を接合した他の態様を示す
図である。
FIG. 3 is a view showing another embodiment in which a steel column is joined to a steel pipe for foundation.

【図4】フーチングを構築する従来の技術を示す図であ
る。(a)は平面図であり、右半部は内部の鉄筋の配置
を示す。(b)は(a)のA−A視図を示す。
FIG. 4 is a diagram showing a conventional technique for constructing footing. (A) is a plan view and the right half shows the arrangement of internal reinforcing bars. (B) shows the AA view of (a).

【図5】フーチングを構築する別の従来の技術を示す図
である。
FIG. 5 illustrates another conventional technique for building footing.

【符号の説明】[Explanation of symbols]

1 基礎用鋼管 1a 鋼管 2 螺旋羽根 3 接合部 4 アンカーボルト 5 鉄骨柱 5a ベースプレート 5b 貫通孔 6 ナット 7 無収縮モルタル(充填) 7a 均しモルタル 8 捨てコンクリート 9 砕石 10 ガセットプレート 11、11a、11b 溶接 12 接合ボルト孔 13 フーチング 14 アンカーボルト 15 鉄筋 16 テンプレート 17 コンクリート 18 鋼管柱 19 岩盤 20 土間コンクリート 21 掘削刃 22 底板 1 Steel pipe for foundation 1a Steel pipe 2 Spiral blade 3 Joint part 4 Anchor bolt 5 Steel column 5a Base plate 5b Through hole 6 Nut 7 Non-shrink mortar (filling) 7a Leveling mortar 8 Discarded concrete 9 Crushed stone 10 Gusset plate 11, 11a, 11b Welding 12 Joint Bolt Hole 13 Footing 14 Anchor Bolt 15 Reinforcing Bar 16 Template 17 Concrete 18 Steel Pipe Column 19 Rock Mass 20 Dirt Concrete 21 Drilling Blade 22 Bottom Plate

───────────────────────────────────────────────────── フロントページの続き (72)発明者 田中 昌也 東京都千代田区大手町2−6−3 新日本 製鐵株式会社内 (72)発明者 大木 仁 千葉県富津市新富20−1 新日本製鐵株式 会社技術開発本部内 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Masaya Tanaka 2-6-3 Otemachi, Chiyoda-ku, Tokyo Within Nippon Steel Corporation (72) Inventor Hitoshi Oki 20-1 Shintomi, Futtsu-shi, Chiba New Japan Iron & Steel Co., Ltd.

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 鋼管の外周面に螺旋羽根を具備し、かつ
該鋼管の上端に構造物の鉄骨柱との接合部を有する基礎
用鋼管を、該鉄骨柱を設置すべき平面的位置に芯合わせ
し、該基礎用鋼管に回転力を付与して前記接合部が前記
鉄骨柱の下端との接合レベルとなる位置に該基礎用鋼管
を埋設し、該基礎用鋼管の上端に連結して鉄骨柱を接
合、立設することを特徴とする構造物の鉄骨柱の構築方
法。
1. A steel pipe for a foundation having a spiral blade on the outer peripheral surface of the steel pipe and having a joint with a steel column of a structure at the upper end of the steel pipe, and a core at a planar position where the steel column is to be installed. The steel pipe for foundation is embedded at a position where the joint portion is at a joint level with the lower end of the steel frame column by applying a rotational force to the steel pipe for foundation, and the steel pipe is connected to the upper end of the steel pipe for foundation. A method for constructing a steel-framed column of a structure, which comprises joining and erection of columns.
【請求項2】 鋼管の外周面に螺旋羽根を具備し、かつ
該鋼管の上端に構造物の鉄骨柱との接合部を有する基礎
用鋼管を、該鉄骨柱を設置すべき平面的位置に芯合わせ
し、該基礎用鋼管に回転力を付与して前記接合部が前記
鉄骨柱の下端との接合レベルとなる位置に該基礎用鋼管
を埋設し、該基礎用鋼管の前記接合部に設けた結合具を
介して基礎用鋼管に連結して鉄骨柱を接合、立設するこ
とを特徴とする構造物の鉄骨柱の構築方法。
2. A steel pipe for foundation having a spiral blade on the outer peripheral surface of the steel pipe and having a joint portion with a steel column of a structure at the upper end of the steel pipe, and a core at a planar position where the steel column is to be installed. The base steel pipes are embedded in the base steel pipe at a position where the joint part is at a joint level with the lower end of the steel column by applying a rotational force to the base steel pipe, and the base steel pipe is provided at the joint part. A method for constructing a steel-framed column of a structure, which comprises connecting a steel-column for a foundation through a coupler to join and stand up the steel-framed column.
JP31952294A 1994-11-30 1994-11-30 Construction method for steel column of structure Pending JPH08151639A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31952294A JPH08151639A (en) 1994-11-30 1994-11-30 Construction method for steel column of structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31952294A JPH08151639A (en) 1994-11-30 1994-11-30 Construction method for steel column of structure

Publications (1)

Publication Number Publication Date
JPH08151639A true JPH08151639A (en) 1996-06-11

Family

ID=18111175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31952294A Pending JPH08151639A (en) 1994-11-30 1994-11-30 Construction method for steel column of structure

Country Status (1)

Country Link
JP (1) JPH08151639A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002030672A (en) * 2000-07-14 2002-01-31 Shimizu Corp Structure of joining foundation pile to pier base and method of constructing the structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002030672A (en) * 2000-07-14 2002-01-31 Shimizu Corp Structure of joining foundation pile to pier base and method of constructing the structure

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