Abstract: A pipeline is constructed in steep terrain by digging a ditch on the incline, assembling pipe joints together adjacent a top of the incline and then lowering the assembled pipe joints down the incline through the ditch. A wheeled assembly at the lower end of the pipeline carries much of the load and rolls down the ditch as allowed by winch equipment at the top of the incline. Bearing supports are installed periodically in the ditch to support the pipeline, the supports being of a softer material than coatings on the pipe.

Abstract: An alignment and support device for supporting and maintaining correct alignment of at least one pipe or conduit inside a form board during a concrete pour operation, the device comprising at least two attachment points for holding a pipe or conduit, and at least one attachment bracket, wherein the at least one attachment bracket is capable of attaching the alignment and support device to a form board.

Abstract: An apparatus transforms a motorized frame mounted on crawler tracks and having a rotatable horizontal platform, into a pipeline laying machine or the like. A first structure is hinged to the platform on a horizontal axis at one end, at its other end, has a coupling intended to be secured to a track guide carriage. A second structure which, at its free end carries a lifting member, is hinged on a horizontal axis to the coupling.

Abstract: A longitudinal plastically deformable wedge is used to secure a fiber optic cable or other elongate member in a groove or channel cut in a paved roadway or similar solid surface. The wedge is extruded and has arms extending upwardly from a base forming an upwardly facing slot into which a fiber optic cable or other elongate member can be inserted after the wedge is positioned in the groove. The subsequently inserted, elongate member causes outward plastic deformation of the wedge. Ribs or barbs are provided along the sides of the arms to also grip the groove walls and provide additional retention. Longitudinally extending ducts can either contain fiber optic cable when the device is first inserted into the groove or cables can be subsequently inserted into these ducts.

Abstract: In order to install a reinforcement around a cylindrical underground pipeline, an excavation coffer is laid on the ground above the pipeline, at the same time placing transversely to the pipeline front and rear faces of the coffer, each having along its lower edge an indentation of a shape adapted to the cylindrical shape of the cylindrical pipeline, the coffer is buried in the ground substantially until the indentations are brought up against the pipeline, soil material is removed between the front and rear faces of the coffer in order to give access to an upper part of the wall of the pipeline, a duct in the form of an arc of a circle is engaged under the pipeline, at the same time being pushed along the lower part of the wall of the pipeline, a prestressing reinforcement is threaded into this duct, and the armature is clamped and anchored around the pipeline.

Abstract: A receptacle 20 is removably secured to hull 12 of an offshore structure 10, and supports an elongate member 14, which may be a riser string, extending downward to the sea bed or to another structure. The elongate member 14 includes a tapered supporting surface 18, which may be provided on a tapered stress joint or flex joint 16. The receptacle 20 includes a mounting bracket 22 secured to the structure 10, and a basket housing 30 which has a tapered interior surface 34 for mating engagement with the exterior surface 18. According to the method, the mounting bracket is fixed to the structure, and the receptacle basket positioned about the elongate member and the assembly then positioned for being supported on the bracket. The supporting surface on the basket may be arranged for positioning the elongate member at a selected azimuth and declination relative to the offshore structure.

Abstract: A tubing installation system and method having a length of flexible tubing, a handle having a first end and second end and at least one wheel rotatably mounted to the first end. The at least one wheel has a circumferential portion with a complimentary shape to at least a portion of the tubing and an axis of rotation substantially perpendicular to the handle. The circumferential portion is used to urge the tubing into a tubing recess.

Abstract: In order to facilitate, and largely to automate, the installation of cable supports on a duct wall, an installation vehicle can be displaced in the duct. The vehicle has a basic body which contains a storage battery and on which are mounted wheels. At least one of the wheels is driven by an integrated wheel-hub motor. Carriers for supporting seats for the operators are provided on opposite end sides of the basic body and the individual subassemblies are controlled via a control box on the basic body. A platform, which can be raised by a hydraulic cylinder carries pivoting brackets. The pivoting brackets carry slides for percussion drills, which can be displaced into their operating position, in the direction of the duct wall, by way of a pneumatic spring and moved, counter to the force of the spring, into a rest position.

Abstract: An expansion loop for an above-ground pipeline that utilizes cold bent pipe sections having a bend angle of less than 90 degrees and a bend rate (in degrees per foot) of relatively low severity.

Abstract: The object is to provide a construction method of an information-communicable underground pipe whereby communication cables can be readily laid in an underground pipeline having a main pipe and branch pipes branched therefrom thereby allowing the underground pipeline to be used as an information-communicable underground pipe, and to provide a construction structure and a construction member therefor.

Abstract: A rotatable pipeline end termination. A conduit is attached to an end of the pipeline. One or more collars are attached to the conduit. A ring is rotatably received on the collar. A pipeline support structure such as a flat bottom closed skid having the function of a mud mat is attached to the ring. The ring may be free floating for rotation or may be manually activated to rotate the termination to the correct orientation so as to be flat on the sea floor for full bearing contact.

Abstract: The present invention relates to ground drainage apparatus comprising a ground anchor (13) and a length of conduit (10) providing a drainage channel for water. The length of conduit (10) is secured to the ground anchor (13) in such a way that when the ground anchor (13) is driven into the ground then the length of conduit (10) is dragged through a passage in the ground formed by the ground anchor (130 with the result that when the ground anchor is installed at a desired depth then the length of conduit (10) provides a drainage channel in the ground.

Abstract: The present invention provides a thrust block form for use with underground pipelines and piping systems. An inexpensive, disposable or reusable sheet of material that includes lines, indentations, or perforations to facilitate field folding, and that may have wings, or connect to wings, is used to quickly and accurately determine and define a necessary shape and configuration of a thrust block for a selected fitting. A thrust block form is adapted to conform with all fittings of a selected size, and a table printed on the sheet of material provides quick reference for accuracy and time savings.

Abstract: When a glass fiber cable emerging from a main channel (1) is guided into a domestic channel line (2), in order to prevent this glass fiber cable from unacceptably having an excessively small radius of curvature in the direction-changing area (6), and thus being damaged, and in order to ensure that the glass fiber cable (3) is in the correct position, this glass fiber cable (3) is guided in a rigid guide tube (7) whose longitudinal axis runs essentially along a cylindrical envelope surface in its central section (7′″). The rigid guide tube (7) is fixed in a pipe connecting stub (10) which can be widened elastically and thus, after insertion into the domestic channel line (2), rests on the wall thereof in a stressed manner, and is fixed in its position. That end of the guide tube (7) which projects into the domestic channel line (2) is connected via a sleeve (8) to a flexible pipe, tube (5) or the like.

Abstract: An apparatus for and method of installing a cable in ducting from a location intermediate the length of the ducting. The cable is provided in a coil at the location and some cable is passed from one end of the coil into a first portion of the ducting extending from the location to one end of the ducting. The remaining cable is passed from the other end of the coil into a second portion of the ducting extending from the location to the other end of the ducting.

Abstract: Carriers and support means for routing cable structures in existing pipelines are disclosed, the carriers comprising coiled or folded cylinders or section thereof bearing or adapted to bear a cable support means are disclosed, as well as a method of fixing such carriers to the interior of pipelines, and routing cable structures by means of such devices and methods.

Abstract: The invention relates to a protection element which is installed over a conduit or cable fitted in a groove formed into solid ground, which has the form of a three-walled casing with a top and two side walls. The invention also relates to a method for laying cables or conduits in a groove system created into solid ground and to a cable layout, consisting of a conduit or cable system, wherein one or more cable or conduits are fitted in grooves which are located at the surface of the laying foundation.

Abstract: A method for installing conduits on a mountain is provided. The method includes placing at least one cable longitudinally across a ridge of the mountain and installing the at least one cable on a front side and a back side of the mountain. The front and back sides of the mountain are bounded by the ridge, and the at least one cable crosses over the ridge. The cable is positioned along both the front side and the back side of the mountain. At least one conduit is moored to the at least one cable on the front side of the mountain, and at least one cable is anchored on the back side of the mountain.

Abstract: Carriers and support means for routing cable structures in existing pipelines are disclosed, the carriers comprising coiled or folded cylinders or sections thereof bearing or adapted to bear a cable support means are disclosed, as well as a method of fixing such carriers to the interior of pipelines, and routing cable structures by means of such devices and methods.

Abstract: Method for installing a duct, a longitudinal member being present along the section over which the duct is to be installed, the longitudinal element present being utilised as a guide for the duct to be installed and the duct being propelled, a tape-shaped element being formed around the existing longitudinal element during the propulsion into a duct closed all around, by coupling to one another coupling means present at the longitudinal edges of the tape-shaped element.

Abstract: The present invention provides a support sleeve for supporting an internal pipeline apparatus in a pipeline. The sleeve is provided with a number of deformable splines around its circumference which keep the pipeline apparatus centralized in the pipeline during operation. The leading edges of the splines have chamfers so that, when the sleeve encounters a reduction in the diameter of the pipeline, the splines deform in a direction transverse to the longitudinal axis of the sleeve. It this way, less force is required to move the apparatus and sleeve through a portion of pipeline of reduced diameter than is the case with conventional disc supports.

Abstract: A drainage support/diverter system for use in connection with a perforated pipe drainage system within a drainage trench, comprising a number of drainage support/diverters that create impermeable barriers to moisture flow along the length of the trench outside the perforated pipe, such drainage support/diverters are positioned upon intervals along the drainage trench with their lower ends placed to a depth at least as deep as lowest depth of the drainage trench where each drainage support/diverter is placed, extend laterally at least as wide as the widest point of the drainage trench where each drainage support/diverter is placed and are formed at their upper ends with a recess corresponding to a portion of the diameter of the perforated pipe such that moisture outside the perforated pipe is forced to enter the perforated pipe at the point of each drainage support/diverter.

Abstract: A distance retainer for media pipes to be guided through protective pipes is provided with a ring body consisting of several ring segments which are in turn provided with radially projecting, axially oriented sliding runners and which are manufactured from plastic. Connecting elements which engage with each other are provided on the ends of the ring segments that face towards each other. The axial recesses of these connecting elements that lie axially adjacent to each other are penetrated by an axial connecting mechanism. The invention provides that in order to be able to adapt the diameter to the particular media pipes within greater diameter ranges and therefore more simply, the connecting elements that engage with each other lie on top of each other in a radial direction and one connecting element is provided with two or more recesses which lie behind each other, a distance apart, in the peripheral direction.

Abstract: A system for supporting pipe within soil or fill material which minimizes positional disturbances of the pipe despite seasonal fluctuations in atmospheric temperature is provided. The system provides a length of double walled pipe, a support member placed in the soil or fill material and a wicking device which transfers energy between the inner pipe of the double walled pipe which is typically full of a cryogenic fluid and the support. The energy transfer stabilizes the soil or fill material, typically by freezing.

Abstract: A method of slitting a flexible conduit in an underground bore, the conduit having entry and exit ends thereof exposed for access, includes: (1) fitting a retainer to flexible underground conduit adjacent to the entry end thereof, the retainer securing the flexible conduit to limit longitudinal movement thereof relative to the bore, (2) passing pulling means through the flexible conduit; (3) connecting the pulling means to a pipe slitter, and (4) pulling the pipe slitter through the retainer and flexible conduit to slit the conduit, the retainer holding the flexible conduit taut as the slitter passes through the conduit. In one embodiment, the retainer is a shoring clamp assembly including a pair of ring clamps that are secured onto a split end of the flexible conduit and transfer the longitudinal forces applied to the conduit during the slitting operation to an adjacent structure such as a pit wall, thereby holding the conduit taut during the slitting operation.

Abstract: A cable holder is deposited and fixed on an inner wall of a sewage pipe made of resin and supports an optical fiber for communication, which is passed through the pipe. The cable holder has a longitudinal section similar to that of an inverted pot and a narrowed inlet opening, and is provided with a pair of claws arranged in the axial direction of a pipe at its upper part. A cable holder driving device is raised in a state where the cable holder is heated and a pair of claws are pressure-fitted into the inner wall of the pipe. The pressure-fitting is carried out to such a degree that the cable fitted to and supported by the cable holder is brought into contact with the inner wall of the pipe. After the cable holder is cooled down and fixed, the cable passed through the pipe is pushed in the cable holder through its inlet opening.

Abstract: Conduit retainer apparatus includes a central bridge element and a pair of end plates secured to the central bridge element. The conduit retainer apparatus is disposed in a trench on top of conduits. The end plates dig into the sides of the trench to prevent the conduits from rising or floating as the conduit is being encased in concrete. The end plates include barb elements to help lock the conduit apparatus to the sides of the trench. Different configurations of barb elements are illustrated.

Abstract: For installing a cable-duct (1) around a cable (3) buried in the ground the duct is propelled by propelling means (17) which comprise solenoid means (49) and a corresponding core member (53) of a magnetic material, and duct transporting means (47). The core member is provided with coupling means (55) for coupling to the free end of the cable, and the solenoid means are driven by a current as to maintain during operation the free end of the longitudinal member coupled to the core member in a fixed position with respect to the transporting means. The propelling operation is supported by feeding a fluid under pressure through the duct, the foremost end of the duct being provided with a spouting member. Suitable design of the core member in combination with a suitably varying current for driving the solenoid allow more dynamical propelling operation, and consequently better performance.

Abstract: A method for installing conduits etc. on a mountain using cables, comprising the steps of (1) having at least one cable cross over the ridge of the mountain, installing said at least one cable on a mountainside and another mountainside opposite that mountainside that is bounded by the ridge of the mountain from that mountainside, positioning the cable along both mountainsides, (2) directly or indirectly mooring conduits, underground multi-purpose ducts, inlets (“conduits etc.”), through which water, fuel gases, electric wiring etc. pass, to the longitudinal cable that is installed on one mountainside, (3) directly or indirectly mooring a base plate or a frame member to the longitudinal cable that is installed on one mountainside, fixing on the base etc. or the side plates conduits, underground multi-purpose ducts, or inlets, through which water, fuel gases, electric wiring etc.

Abstract: A canal or pipe system and process for rehabilitation of a canal or pipe system and for installation of a cable or empty tube into a canal or pipe system as well as device for installation of a cable or empty tube.

Abstract: An antikink device that is especially useful in sewage systems for installing pipes (15), in particular light wave guide cables. The device comprises a deflection element (1) that can be secured by a bracket (2) and that deflects pipes (15) arriving from a first direction to a second direction. The bracket (2) comprises a first angular element (4) that can be connected with a second angular element (5) and that includes in a first plane an adjustable angle, and that in turn includes an adjustable angle with a base plate (3) that can be mounted on a supporting surface and a second plane that is at least approximately perpendicular to the first plane, the deflection element (1) being mounted on the second angular element. The bracket (2) can be easily mounted and the deflection element (1) can be easily brought in the desired position and fixed.

Abstract: A process for providing a power grid distribution system using the interstate highway system and larger state highway systems for mass distribution of energy products including petroleum, gas, electricity, gasoline and fiber optics comprises the steps of placing energy product supply lines below the ground surface of median and adjacent right-of-way areas of interstate highways Each energy product supply line is connected to a source of the energy product. An outlet conduit is connected to lines each supply conduit and these outlet lines are located below the surface of the ground The outlet lines interconnect the supply lines with distributors and end users of the energy products.

Abstract: A method for installing conduits on a mountain is provided. The method includes placing at least one cable longitudinally across a ridge of the mountain and installing the at least one cable on a front side and a back side of the mountain. The front and back sides of the mountain are bounded by the ridge, and the at least one cable crosses over the ridge. The cable is positioned along both the front side and the back side of the mountain. At least one conduit is moored to the at least one cable on the front side of the mountain, and at least one cable is anchored on the back side of the mountain.

Abstract: A method of installing fibre optic cables consists of cutting a shallow and narrow trench or channel within a road surface or building wall. A narrow fibre optic cable is laid within the channel, and subsequently covered with a patch material. A branching cable network is provided by cutting at periodic and selected locations, a slightly broader and deeper region of the channel, within which cable loops and/or junction boxes are installed. The nodes may consist of branching nodes, or alternatively non-branching nodes containing a cable loop and/or junction box, the installation of which at a location permits a junction node to be formed at a close by location. The invention also consists of a junction box for use with the system.

Abstract: A modular guidance device for routing cable through an underground chamber includes a plurality of rollers positioned in adjacent relation. End plates hold the rollers in position. A support leg is connected to the end plates and a support member is secured to the support leg and is movable in different positions within the underground chamber. The support leg is further connected to articulation means for allowing the modular guidance device to be oriented according to the position of the support member during routing of the cable between inlet and outlet orifices of the underground chamber. The articulation means further includes two plates placed at right angles to a main axis of the support leg, the plates and respective support leg portions thereof facing each other and capable of rotating relative to each other and then fixed in position.

Abstract: In a method of installing a cable in ducting from a location (60) intermediate the length of the ducting, the cable is provided in a coil (62) at the location and some cable (64) is passed from one end of the coil into a first portion of the ducting extending from the location to one end of the ducting and the remaining cable (66) is passed from the other end of the coil into a second portion of the ducting extending from the location to the other end of the ducting.

Abstract: The present invention provides a support sleeve for supporting an internal pipeline apparatus in a pipeline. The sleeve is provided with a number of deformable splines around its circumference which keep the pipeline apparatus centralised in the pipeline during operation. The leading edges of the splines have chamfers so that, when the sleeve encounters a reduction in the diameter of the pipeline, the splines deform in a direction transverse to the longitudinal axis of the sleeve. It this way, less force is required to move the apparatus and sleeve through a portion of pipeline of reduced diameter than is the case with conventional disc supports.

Abstract: A method of replacing damaged parts of wastewater channels with inserted parts, e.g. optical cables, includes removing a section of the channel, positioning a lower half-shell (1) below the inserted part (2) at the removed section of the channel, passing an attachment element (3) having two ends (3a, 3b) around the inserted part (2), feeding the attachment element (3) through at least one opening (4, 6) of an upper half shell (5), placing the upper half shell (5) on the lower half shell (1), attaching the upper half shell (5) to the lower half shell (1), attaching the upper and lower half shells (5, 1) to neighboring channel sections, pulling the ends of the attachment element (3) tight to press the inserted part (2) against the inner surface of the channel, and filling the opening (4, 6) with a sealing compound (7).

Abstract: For installation, a cable (5, 17) or empty pipe is anchored in a canal or pipe system (1, 3) at a minimum of 2 anchoring points (2) along the longitudinal direction of the canal or pipe system. The cable (5, 17) or an empty pipe and at least one holding device (12, 21) fastened to the inner wall (16) of the canal or pipe system are installed in the area of a branch point (6) in such a way, that the cable or empty pipe are guided around the branch point by means of the holding device and due to their defined pre-tension. The installation can be done comparatively quickly and easily, and after installation the function of the branch point, for example, in the form of an inlet canal, is not diminished.

Abstract: The cable holder is deposited and fixed on the ceiling part of a sewage pipe made of resin and supports an optical fiber for communication, which is passed through the pipe. The cable holder has a longitudinal section similar to that of an inverted pot and a narrowed inlet opening, and is provided with a pair of claws arranged toward the axial direction of a pipe at its upper part. A cable holder driving device is raised in a state where the cable holder is heated, wherein a pair of claws are pressure-fitted into the ceiling part of the pipe. The pressure-fitting is carried out to such a degree that the cable fitted to and supported by the cable holder is brought into contact with the inner wall of the pipe. After the cable holder is cooled down and fixed, the cable passed through the pipe is pushed in the cable holder through the inlet opening.

Abstract: A method and vehicle to deploy and retrieve seismic apparatus to and from the ocean bottom and to acquire data from the seismic apparatus. Submersible robotic vessels deploy and retrieve the seismic apparatus to the ocean bottom to depths of up to 5,000 meters. The vessel can separate from the seismic apparatus and return to resume seismic operations. A robotic arm manipulates the seismic apparatus and attaches them to the ocean bottom utilizing fasteners to actively couple the seismic apparatus to the ocean bottom.

Abstract: A system for controlled lowering of an elongated body such as a tube or cable, from a relatively high level, especially the water level to a relatively low level, especially the (sea) bottom. The system includes an elongated tubular guide that is connected to one or more buoyancy bodies. The system also includes a braking device for braking the movement of the elongated body through the tubular guide. The braking device includes a number of braking units incorporated in the tubular guide and distributed over the length thereof. The braking units are under control of a central control unit which controls the braking force applied by each braking unit.

Abstract: A device for anchoring a pipeline has a lower portion formed so as to be screwed into soil and firmly retained in the latter, an extension having a lower end connected with the lower portion and an upper end connectable to a rotary drive, and tether ropes having lower ends connected with the lower portion and upper ends adapted to be wrapped around a pipeline and firmly connected to the latter, so that the pipeline is held by the tether ropes at a desired depth.

Abstract: A device for anchoring a pipeline has a tubular lower portion formed so as to be screwed into soil and firmly retained in the soil, a tubular extension having a lower end connected with the lower portion and an upper end connectable to a rotary drive, and tether ropes extending inside the tubular lower portion and tubular extension and having lower ends connected with the lower portion and upper ends adapted to be wrapped around a pipeline and firmly connected to the pipeline, so that the pipeline is held by the tether ropes at a desired depth.

Abstract: A pipeline supported by a plurality of spaced, movable supports. The supports are not anchored but are movable with respect to the surface of the earth (e.g. tundra) thereby allowing the pipeline to move in response to temperature/pressure changes in said pipe. The supports are sized so that the pipeline will be elevated above the surface of the tundra at a height sufficient to allow water to flow under the pipeline as well as allowing small animals to pass thereunder. The movable supports may be either rolling supports which lie directly on the surface or sliding supports which are positioned on slidable stands or combination of both.

Abstract: A device to accommodate simple and efficient insertion of elongate articles, such as wires, cables or pipes, into clamps adjacent one another inside an inaccessible tube. A setting head having at least two parallel and adjacent receiving grooves receive the elongate articles and a guide means is adjustable to accommodate various sized tables.

Abstract: A method and a device for the protective encapsulation of an oil or natural gas pipe loop within an outer jacket or cover for installation on the seabed, where the end portions of the pipe loop are coupled to an underwater structure. The protecting encapsulation of the pipe loop within the cover or outer jacket is performed on the surface and the pipe loop is lowered, substantially completely protected, to an installation position. On the seabed, the outer jacket or cover in which the pipe loop is confined may be covered with a layer of chippings.

Abstract: A method for attaching subsea manifolds to subsea pipelines which includes attaching a tee member into the pipeline on a vessel, running the portion of the pipeline through support structures which would not pass the manifold, and to an underwater location between the vessel and the ocean floor, then attaching the manifold to the tee section, and then lowering the tee and manifold to the ocean floor.

Abstract: A sprinkler head installation tool and a method of using it comprising at least one elongated member adapted for spanning an opening in a ground surface area having a surface plane, the elongated member having at least one stabilizing component, and at least one holding member capable of releasably fixing at least one sprinkler head to the elongated member, said holding member being independently moveable along, and adjustably connected to the elongated member, to hold a top surface of the at least one sprinkler head in a fixed position within the opening and substantially level with the ground surface and while the opening is backfilled.

Abstract: A system for supporting pipe within soil or fill material which minimizes positional disturbances of the pipe despite seasonal fluctuations in atmospheric temperature is provided. The system provides a length of double walled pipe, a support member placed in the soil or fill material and a wicking device which transfers energy between the inner pipe of the double walled pipe which is typically full of a cryogenic fluid and the support. The energy transfer stabilizes the soil or fill material, typically by freezing.