JPH05239859A - Constructing method for sewerage using pit made of vinyl chloride for public use - Google Patents
Constructing method for sewerage using pit made of vinyl chloride for public useInfo
- Publication number
- JPH05239859A JPH05239859A JP4076139A JP7613992A JPH05239859A JP H05239859 A JPH05239859 A JP H05239859A JP 4076139 A JP4076139 A JP 4076139A JP 7613992 A JP7613992 A JP 7613992A JP H05239859 A JPH05239859 A JP H05239859A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- public
- connecting pipe
- drainage
- buried
- 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.)
- Granted
Links
Landscapes
- Sewage (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、塩ビ製公共用ますを用
いた下水道施工法に関し、詳しくは公共用ますにドロッ
プますを用いた下水道施工法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sewer construction method using a polyvinyl chloride public masu, and more particularly to a sewer construction method using a public masu.
【０００２】[0002]
【従来の技術とその課題】周知の如くますは、管きょの
起点、合流点、屈曲点や、勾配、管径、管種の変化する
箇所に設置される。したがって、家庭用ますは、台所、
風呂場、洗面所、洗濯機または水洗便所等からの分岐管
が宅地内排水管と合流する箇所に設置されており、ま
た、公共用ますは、宅地内排水管と、下水道本管に接続
された取付管との合流点に設置されている。2. Description of the Related Art As is well known, it is generally installed at a starting point, a confluence point, a bending point of a pipe, a place where a gradient, a pipe diameter, and a pipe type change. Therefore, for household use, kitchen,
A branch pipe from a bathroom, washroom, washing machine, or flush toilet is installed at a place where it joins the drainage pipe in the residential area, and the public masu is connected to the drainage pipe in the residential area and the sewer main. It is installed at the confluence with the mounting pipe.
【０００３】ところで本出願人は、次のような特殊な塩
ビ製公共用ますをも生産している。すなわち、一般の塩
ビ製ますは、ます本体における、流入管と流出管とを接
合する受口は同一水平面に開口されているのに対し、本
出願人の提供している特殊な公共用ますは、ます本体の
底部に下向きに受口を設け、ここに流出管を接続した構
造にしており、ドロップます（以下、本明細書ではドロ
ップますという）と称し、狭い道路幅員の公道における
急勾配の取付管に好適な公共用ますとして汎用されてい
る。By the way, the present applicant also produces the following special PVC-made public masu. In other words, in the case of general PVC masu, while the sockets that connect the inflow pipe and the outflow pipe in the main body are opened in the same horizontal plane, the special public masu provided by the applicant is In addition, the bottom of the main body is provided with a downward facing inlet, and the outflow pipe is connected here, and it is called a drop (hereinafter referred to as "drop" in this specification). It is a steep slope on a public road with a narrow road width. It is widely used as a public masu suitable for mounting pipes.
【０００４】これを詳しく述べる。図４において、この
ドロップます１は、上下向きの筒状になったます本体１
０で構成され、上向きに掃除口用受口１１を、横向きに
宅地内排水管用受口１２を、下向きに、下水道本管５へ
ドロップ状に流出させる取付管用受口１３をそれぞれ設
けて構成している。This will be described in detail. In FIG. 4, this drop trout 1 is a vertically oriented tubular body 1
0, the cleaning port 11 is installed upward, the drainage port 12 for residential land is installed sideways, and the attachment port port 13 is installed downward for draining into the sewer main 5. ing.
【０００５】そして、掃除口用受口１１は、１５０〜３
００mmφの掃除口管２が接続できる大きさになってお
り、宅地内排水管用受口１２は、７５〜１００mmφの宅
地内排水管が接続できる大きさになっており、取付管用
受口１３は、１００〜２００mmφの取付管が接続できる
大きさになっている。The cleaning port receptacle 11 has 150 to 3
00 Cleaning Port tubes 2 mm phi has become a size that can be connected, the socket for land in the drainage tube 12 is sized to be connected is land within the drainage pipe 75 to 100 mm phi, receiving mounting tube mouth 13 is sized to connect the attachment tube of 100 to 200 mm phi.
【０００６】ところで、一般の新興住宅地における下水
道設備は、先ず、公共用下水道設備が完成されてから、
各宅地内排水管が逐次設けられ、両者が接続される。す
なわち、図４において、下水道本管５から、ドロップま
す１で構成された公共用ます（１）迄を完全に掘削した
後、勾配を整えながら取付管６を、自在支管７を介して
接続した後、埋め戻しをしておく。次いで、この公共用
ます（１）に対し、各家庭の事情に応じた宅地内排水管
を逐次接続する施工法がとられている。By the way, as for the sewerage system in a general new residential area, first, after the public sewerage system is completed,
Drainage pipes in each residential area will be installed one after the other and connected to each other. That is, in FIG. 4, after completely excavating from the sewer main 5 to the public masu (1) composed of the drop trough 1, the mounting pipe 6 was connected through the universal branch pipe 7 while adjusting the gradient. After that, backfill. Then, for this public masu (1), a construction method is adopted in which the drainage pipes in the residential area are sequentially connected according to the circumstances of each household.
【０００７】ところが、かかる施工法によれば、公共用
ます（１）と宅地内排水管とは、上下や左右方向におい
て各家庭毎に必ずしも一致しないことから、既に同一状
態で埋設されている公共用ます（１）と宅地内排水管と
はそのままでは接続できない、という問題があった。However, according to this construction method, since the public use muffler (1) and the drainage pipe in the residential area do not always match in each house in the vertical and horizontal directions, the public already buried in the same state. There was a problem that it was not possible to connect the use pipe (1) and the drainage pipe in the residential land as they were.
【０００８】そこで、本出願人は特開平２−２２１５３
４号公報で次のような提案を行っている。公道におい
て、下水道本管５とドロップます１との間を掘削して、
ドロップます１を、深さｈ1 にセットする。次いで、自
在支管７、取付管６、ベンド９および仮接続管２０を介
して、下水道本管５とドロップます１とを接続する。Therefore, the applicant of the present invention has filed Japanese Patent Application Laid-Open No. 22153/1990.
The following proposal is made in Japanese Patent No. 4 publication. On public roads, excavate between the sewer main 5 and drop masu 1,
Set drop masu 1 to depth h 1 . Next, the sewer main pipe 5 and the drop pipe 1 are connected via the universal branch pipe 7, the mounting pipe 6, the bend 9 and the temporary connection pipe 20.
【０００９】このとき、ベンド９とドロップます１の取
付管用受口１３とは、仮接続管２０を介して、仮に接続
してその外周をビニ−ルテ−プで巻いておく。すなわ
ち、この仮接続管２０は、取付管用受口１３にゴム輪２
２を介して挿入すると共に、ベンド９の受口９ａにもゴ
ム輪２２を介して挿入し、両者を仮に接続しておくもの
である。次いで、ドロップます１に掃除口管２やキヤッ
プ２１を取付けた後、下水道本管５からベンド９迄を本
埋設し、ドロップます１を仮埋設しておく。At this time, the bend 9 and the mounting pipe receptacle 13 of the drop box 1 are tentatively connected via the temporary connecting pipe 20 and the outer circumference thereof is wound with vinyl tape. That is, the temporary connecting pipe 20 has the rubber ring 2 in the mounting pipe receiving port 13.
It is inserted through the rubber ring 22 and the socket 9a of the bend 9 through the rubber ring 22 to temporarily connect the two. Next, after attaching the cleaning port pipe 2 and the cap 21 to the drop masu 1, the sewer main pipe 5 to the bend 9 are permanently buried, and the drop masu 1 is temporarily buried.
【００１０】その後、宅地内排水管３を接続するに当
り、仮埋設しているドロップます１および仮接続管２０
を発掘しベンド９から仮接続管２０を取外し、当該宅地
内排水管３の埋設深さに合せた長さの本接続管（不図
示）を選定して、この本接続管をベンド９および取付管
用受口１３に接着接合して本埋設する、という提案を行
っている。After that, when connecting the drainage pipe 3 in the residential area, the drop pipe 1 and the temporary connection pipe 20 which are temporarily buried are connected.
Excavation, remove the temporary connection pipe 20 from the bend 9, select a main connection pipe (not shown) having a length according to the burial depth of the drainage pipe 3 in the residential area, and attach the main connection pipe to the bend 9 and the attachment. A proposal is made that the pipe is to be bonded and bonded to the receptacle 13 for main burying.
【００１１】しかしながら、かかる提案では、仮接続管
２０の位置が宅地内排水管３の埋設深さ（少なくとも、
２０cm以上）より更に深い位置にあるので、その位置
は、それだけ雨水等の浸入水が多くなり、ビニ−ルテ−
プで巻いたり、ゴム輪を介在させても、仮接続管２０の
接合部より浸入水のおそれがあり、また、仮埋設された
仮接続管２０を発掘するにも、少なくともベンド９の上
方受口９ａ迄は深く発掘する必要がある、という問題が
あった。However, in such a proposal, the position of the temporary connecting pipe 20 is set to the buried depth (at least,
Since it is at a position deeper than 20 cm ), there is more infiltration water such as rainwater at that position, and
Even if the temporary connection pipe 20 is wound up or a rubber ring is interposed, there is a risk that water will infiltrate from the joint of the temporary connection pipe 20, and when excavating the temporarily buried temporary connection pipe 20, at least the upper support of the bend 9 is received. There was a problem that it was necessary to excavate deeply up to the mouth 9a.
【００１２】[0012]
【課題を解決するための手段】そこで本発明は、かかる
前述の提案の問題を解決するために創作されたもので、
その要旨とするところは、下水道本管に接続した取付管
を、上下方向に位置した第１の接続管を介して、公共用
ますに接続し、該公共用ますに、掃除蓋を設けた掃除口
管を立設すると共に、宅地内排水管を接続した下水道設
備において、前記下水道本管、取付管および第１の接続
管を布設後、本埋設する一方、前記公共用ますをゴム輪
付カラ−継手を介して第１の接続管に接続し、公共用ま
す本体に直接掃除蓋を取付けると共に、宅地内排水管用
接合部を閉塞した後、仮埋設し、次いで、公共用ます本
体を発掘して第１の接続管から取外した後、該第１の接
続管の上方側を、宅地内排水管の埋設深さに合せて切管
し、次いで、公共用ます本体に第１の接続管および宅地
内排水管を接合すると共に、公共用ます本体と前記掃除
蓋との間に第２の接続管を介在させて本埋設したことを
特徴とする塩ビ製公共用ますを用いた下水道施工法にあ
る。Therefore, the present invention has been made in order to solve the problems of the above-mentioned proposal,
The main point is that the installation pipe connected to the sewer main is connected to the public mast via the first connecting pipe located in the up-down direction, and the public mast is equipped with a cleaning lid. In a sewer system in which a mouth pipe is erected and a drainage pipe in a residential area is connected, the sewer main pipe, the mounting pipe and the first connecting pipe are laid and then permanently buried, while the public mast is covered with a rubber ring. -Connect to the first connecting pipe through a joint, attach a cleaning lid directly to the main body for public use, close the joint for drainage pipe in the residential land, temporarily bury it, and then excavate the main body for public use. After disconnecting from the first connecting pipe, the upper side of the first connecting pipe is cut according to the buried depth of the drainage pipe in the residential area, and then the first connecting pipe and While connecting the drainage pipe in the residential area, the second between the main body for public use and the cleaning lid. In sewer construction method using a PVC public masu, characterized in that it has the buried with intervening connection tube.
【００１３】[0013]
【実施例】本発明の構成を作用と共に、添付図面に示す
実施例により詳細に述べる。図１は本発明の実施例によ
る仮埋設状態図、図２は本実施例による本埋設状態図、
図３は要部斜視図であって、図４に示す従来例による状
態図と同一部分には同一符号を付してある。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The structure of the present invention, together with its operation, will be described in detail by the embodiments shown in the accompanying drawings. FIG. 1 is a temporary burying state diagram according to an embodiment of the present invention, FIG. 2 is a permanent burying state diagram according to the present embodiment,
FIG. 3 is a perspective view of an essential part, and the same parts as those in the state diagram according to the conventional example shown in FIG.
【００１４】先ず、公共用下水道設備の施工について述
べる。下水道本管（５）からドロップます１迄を完全に
掘削した後、取付管６を自在支管（７）を介して接続
し、この取付管６にベンド９を接着接合する。このベン
ド９の上方の受口９ａに第１の接続管８を挿入して接着
接合する。したがって、下水道本管（５）から第１の接
続管８迄は本埋設用に固着されている。そして、この第
１の接続管８の長さは、図１に示すようにドロップます
１に直接掃除蓋４が取付けられた状態で掃除蓋４が地表
ＧＬと一致する長さにしている。すなわち、ドロップま
す１は最も浅い位置に仮埋設され、第１の接続管８は最
も長く構成されている。First, construction of public sewer facilities will be described. After completely excavating the sewer main pipe (5) to the drop pipe 1, the attachment pipe 6 is connected via the universal branch pipe (7), and the bend 9 is adhesively joined to the attachment pipe 6. The first connecting pipe 8 is inserted into the receptacle 9a above the bend 9 and adhesively bonded. Therefore, the sewer main pipe (5) to the first connecting pipe 8 are fixed for main burying. The length of the first connecting pipe 8 is set so that the cleaning lid 4 coincides with the ground surface GL in a state where the cleaning lid 4 is directly attached to the drop 1 as shown in FIG. That is, the drop box 1 is temporarily buried in the shallowest position, and the first connecting pipe 8 is the longest.
【００１５】次いで、この第１の接続管８の上方開口部
に内嵌用カラ−継手１５を遊嵌する。この内嵌用カラ−
継手１５は、第１の接続管８および取付管用受口１３に
それぞれ内嵌できる大きさに形成され、そのため、その
上下中間部に段部１６を形成している。この段部１６が
第１の接続管８の開口端が当接するストッパ−部となっ
ている。この段部１６の外周にゴム輪１７を嵌合してお
く。Then, the inner fitting color joint 15 is loosely fitted into the upper opening of the first connecting pipe 8. This internal fitting color
The joint 15 is formed in such a size that it can be fitted into the first connecting pipe 8 and the mounting pipe receiving port 13, respectively, and therefore, the step portion 16 is formed in the upper and lower intermediate portions thereof. This step portion 16 serves as a stopper portion with which the open end of the first connecting pipe 8 abuts. A rubber ring 17 is fitted around the outer periphery of the step portion 16.
【００１６】次いで、この内嵌用カラ−継手１５にゴム
輪１７を介してドロップます１の取付管用受口１３を嵌
合する。そして、このドロップます１に掃除蓋４とキヤ
ップ２１とを取付けて仮埋設する。この場合、ドロップ
ます１に掃除蓋４を直接取付けるので、嵌合径の大きさ
に相違が生じる。そのため、掃除蓋４に仮埋設用ゴム輪
１８を挿入してこの相違のガタをなくしておく。Next, the mounting pipe receptacle 13 of the drop 1 is fitted into the inner fitting color joint 15 via the rubber ring 17. Then, the cleaning lid 4 and the cap 21 are attached to the drop box 1 and temporarily embedded. In this case, since the cleaning lid 4 is directly attached to the drop box 1, there is a difference in fitting diameter. Therefore, the rubber ring 18 for temporary embedding is inserted into the cleaning lid 4 to eliminate this play.
【００１７】次に、宅地内排水設備の施工について述べ
る。宅地内排水管３を接続するには、仮埋設しているド
ロップます１を発掘する。そのとき、第１の接続管８と
ドロップます１とは共に遊嵌された内嵌用カラ−継手１
５で接続されているので、ドロップます１は容易に取外
すことができると共に、内嵌用カラ−継手１５も第１の
接続管８から容易に取外すことができる。そして、発掘
されたドロップます１からキヤップ２１を取外すと共
に、掃除蓋４も取外しておく。Next, the construction of the drainage facility in the residential area will be described. To connect the drainage pipe 3 in the residential area, excavate the temporarily buried drop masu 1. At that time, the first connecting pipe 8 and the drop box 1 are loosely fitted together and the inner fitting color joint 1 is fitted.
Since they are connected at 5, the drop box 1 can be easily removed, and the color fitting for internal fitting 15 can also be easily removed from the first connecting pipe 8. Then, the cap 21 is removed from the excavated drop masu 1 and the cleaning lid 4 is also removed.
【００１８】次いで、所定の宅地内排水管３の埋設深さ
ｈ2 に合せて、既に立設・固定された第１の接続管８の
上方側を切管する。そのとき、この埋設深さｈ2 に、使
用するドロップます１のｄ（宅地内排水管用受口１２の
管底から取付管用受口１３のストッパ−迄の距離で既知
のもの）を加えた値により切管する。勿論、前記のよう
にドロップます１は可及的に浅く埋設しており、したが
って、第１の接続管８は可及的に長いものが使われてい
るので、常に切管するようになっている。また、発掘さ
れたドロップます１から仮埋設用ゴム輪１８も取外して
おく。Then, the upper side of the first connecting pipe 8 which has been already erected and fixed is cut off according to a predetermined buried depth h 2 of the drainage pipe 3 in the residential area. At that time, the value obtained by adding d of drop drop 1 to be used (known from the distance from the bottom of the drainage port 12 of the residential land to the stopper of the attachment port 13 of the housing) to the burial depth h 2 Cut the tube by. Of course, as described above, the drop box 1 is buried as shallow as possible, and therefore, the first connecting pipe 8 is the longest pipe, so that the pipe is always cut. There is. Further, the rubber ring 18 for temporary embedding is also removed from the excavated drop mast 1.
【００１９】次いで、このドロップます１を宅地内排水
管３および第１の接続管８に接着接合する。そこで、第
１の接続管８は切管されて短くなり、その分、ドロップ
ます１が深く埋設されることになるので、別の第２の接
続管２３をドロップます１の掃除口用受口１１に接着接
合する。次いで、掃除蓋４の蓋枠体２４を第２の接続管
２３に挿入して、その周囲をコンクリ−ト等で鋪装して
固定する。Next, the drop pad 1 is adhesively bonded to the drainage pipe 3 in the residential area and the first connecting pipe 8. Therefore, the first connecting pipe 8 is cut and shortened, and the drop muffle 1 is buried deeper by that amount, so another drop of the second connecting pipe 23 is dropped. Adhesively bonded to 11. Next, the lid frame body 24 of the cleaning lid 4 is inserted into the second connection pipe 23, and the periphery thereof is fixed by mounting it with concrete or the like.
【００２０】ここに用いられる掃除蓋４は、蓋枠体２４
がスカ−ト状に拡径されていて、その下端外周に蓋用ゴ
ム輪２５が外嵌されている。したがって、地表ＧＬに対
し第２の接続管２３が垂直状でない場合には、蓋枠体２
４を若干傾斜させて第２の接続管２３に取付けると、蓋
体２６は地表ＧＬと一致する。また、この掃除蓋４は、
地表ＧＬに合せて高さ調整ができる。その高さ調整の目
安は、目安ライン２７によって上下動させるとよい。勿
論、この蓋枠体２４は通常の円筒状のものでもよい。な
お、第２の接続管２３は、ドロップます１における掃除
口用受口１１と取付管用受口１３とが同一径であれば、
第１の接続管８を切管した端管を用いてもよい。また、
内嵌用カラ−継手は外嵌用カラ−継手であってもよい。The cleaning lid 4 used here is a lid frame 24.
Is expanded in a skirt shape, and a rubber ring 25 for a lid is externally fitted to the outer periphery of the lower end thereof. Therefore, when the second connecting pipe 23 is not vertical to the ground surface GL, the lid frame body 2
When 4 is slightly tilted and attached to the second connecting pipe 23, the lid 26 coincides with the ground surface GL. Also, this cleaning lid 4
Height can be adjusted according to the ground surface GL. A guideline for the height adjustment is to move the guide line 27 up and down. Of course, the lid frame body 24 may be an ordinary cylindrical body. The second connection pipe 23 has the same diameter as the cleaning port receptacle 11 and the mounting pipe receptacle 13 in the drop box 1,
An end tube obtained by cutting the first connecting tube 8 may be used. Also,
The inner fitting color joint may be an outer fitting color joint.
【００２１】[0021]
【発明の効果】本発明によれば、 １）一律の深さに仮埋設されている公共用ますに対し、
その後、各家庭毎の埋設深さに相違のある宅地内排水管
でも、他のます等を介在させることなく、そのまま接続
できるのは勿論、 ２）掃除蓋が直接取付けられた公共用ますは、仮埋設時
には最も浅い位置に埋設されるので、公共用ますと第１
の接続管との接合部は、浸入水の少ない浅い位置に設け
られ、その結果、接合部は簡単なシ−ルであっても、浸
入水のおそれはなく、しかも、宅地内排水管布設時に
は、公共用ますは浅く発掘すればよい。ひいては、施工
法を簡易化できる。 ３）本埋設されて立設・固定された第１の接続管の上方
側を切管するので、パイプクランプ等がなくても容易に
切管できる。EFFECTS OF THE INVENTION According to the present invention, 1) In contrast to public masu which is temporarily buried in a uniform depth,
After that, it is possible to connect drainage pipes in residential land that have different burial depths for each home without any intermediaries, etc. 2) For public works with a cleaning lid directly attached, Since it is buried in the shallowest position when temporarily buried, it is the first for public use.
The connection part with the connection pipe is provided at a shallow position with little infiltration water, and as a result, even if the connection part is a simple seal, there is no risk of infiltration water, and when installing drainage pipes in residential land. For public use, you should excavate shallowly. As a result, the construction method can be simplified. 3) Since the upper side of the first buried and vertically erected / fixed connecting pipe is cut, the pipe can be easily cut without a pipe clamp or the like.
【図１】本発明の実施例による仮埋設状態図である。FIG. 1 is a temporary burying state diagram according to an embodiment of the present invention.
【図２】本実施例による本埋設状態図である。FIG. 2 is a state diagram of the actual embedding according to the present embodiment.
【図３】要部斜視図である。FIG. 3 is a perspective view of a main part.
【図４】従来例の仮埋設状態図である。FIG. 4 is a temporary buried state diagram of a conventional example.
１…ドロップます、２…掃除口管、３…宅地内排水管、
４…掃除蓋、５…取付管、８…第１の接続管、１１…掃
除口用受口、１２…宅地内排水管用受口、１３…取付管
用受口、１５…カラ−継手、１６…ゴム輪、２１…キヤ
ップ、２３…第２の接続管1 ... Drop, 2 ... Cleaning pipe, 3 ... Drainage pipe in residential area,
4 ... Cleaning lid, 5 ... Mounting pipe, 8 ... First connecting pipe, 11 ... Cleaning port receiving port, 12 ... Drain pipe receiving port in housing lot, 13 ... Mounting pipe receiving port, 15 ... Color joint, 16 ... Rubber ring, 21 ... Cap, 23 ... Second connecting pipe
Claims (1)
向に位置した第１の接続管を介して、公共用ますに接続
し、該公共用ますに、掃除蓋を設けた掃除口管を立設す
ると共に、宅地内排水管を接続した下水道設備におい
て、 前記下水道本管、取付管および第１の接続管を布設後、
本埋設する一方、 前記公共用ますをゴム輪付カラ−継手を介して第１の接
続管に接続し、公共用ます本体に直接掃除蓋を取付ける
と共に、宅地内排水管用接合部を閉塞した後、仮埋設
し、 次いで、公共用ます本体を発掘して第１の接続管から取
外した後、該第１の接続管の上方側を、宅地内排水管の
埋設深さに合せて切管し、 次いで、公共用ます本体に第１の接続管および宅地内排
水管を接合すると共に、公共用ます本体と前記掃除蓋と
の間に第２の接続管を介在させて本埋設したことを特徴
とする塩ビ製公共用ますを用いた下水道施工法。1. A cleaning spout pipe in which a mounting pipe connected to a main sewer pipe is connected to a public mast through a first connecting pipe located in a vertical direction and the public mast is provided with a cleaning lid. In the sewerage facility in which the drainage pipe in the residential land is connected, the sewer main pipe, the mounting pipe and the first connecting pipe are installed,
On the other hand, after connecting the public mast to the first connecting pipe through a color joint with a rubber ring and directly attaching the cleaning lid to the main body of the public mast while closing the joint for the drainage pipe in the residential area, , Temporary burying, and then excavating the main body for public use and removing it from the first connecting pipe, cut the upper side of the first connecting pipe according to the burial depth of the drainage pipe in the residential land. Next, the first connecting pipe and the drainage pipe in the residential area are joined to the main body for public use, and the second connecting pipe is interposed between the main body for public use and the cleaning lid to be main buried. Sewer construction method using PVC masu.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4076139A JPH0826575B2 (en) | 1992-02-26 | 1992-02-26 | Sewer construction method using PVC-made public masu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4076139A JPH0826575B2 (en) | 1992-02-26 | 1992-02-26 | Sewer construction method using PVC-made public masu |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05239859A true JPH05239859A (en) | 1993-09-17 |
| JPH0826575B2 JPH0826575B2 (en) | 1996-03-13 |
Family
ID=13596652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4076139A Expired - Lifetime JPH0826575B2 (en) | 1992-02-26 | 1992-02-26 | Sewer construction method using PVC-made public masu |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0826575B2 (en) |
-
1992
- 1992-02-26 JP JP4076139A patent/JPH0826575B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0826575B2 (en) | 1996-03-13 |
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