Abstract: An expanding deep base foundation system including a pre-manufactured base foot attached to the lower end of a metal shaft. The base being a length of pipe having cuts made along the length thereof. Cams are mounted on the inside of the pipe that expand the wall of the pipe foot outwardly as the metal shaft is forced through the expanding base thereby creating an enlarged base or foot.

Abstract: A guidepost includes an elongated post member and an anchor member, the post member having first and second ends and a tip portion extending to the second end that narrows in at least one dimension in order to facilitate penetration into the ground. The post member defines an opening adjacent the second end, the anchor member has at least a first leg, and the anchor member extends through the opening in the post member to a position such that the first leg of the anchor member extends outwardly from the opening and away from the second end. According to another aspect of the invention, the post member includes first and second sides facing in generally opposite directions and a runner arrangement defining at least one longitudinally extending rib for abutting a sleeve placed over the post member for post driving purposes in order to limit the amount of post member surface area contacting the sleeve and thereby to facilitate sliding of the post member through the sleeve.

Abstract: A hydraulic setting tool assembly for setting earth anchor and foundation devices comprising side-by-side hydraulic motive members. Each motive members comprises a piston movable within a cylinder. The piston has a piston arm extending out of the cylinder. Movement of a piston under the pressure of hydraulic fluid causes the associated piston arm to extend from or retract into its associated cylinder. A piston arm bearing plate is secured to the extended ends of the piston arms. A cylinder bearing plate is secured to the base of the cylinders. The bearing plates are parallel to each other and an opening is provided in each of the plates midway between the motors so that said openings are aligned for the passage of a threaded rod therethrough. An adjustable nut on the rod restrains one of the bearing plates against movement along the rod while the other bearing plate can move relative to the rod to force an earth anchor or foundation device into the earth.

Abstract: A post driver for inserting or removing marker posts into the ground. The driver comprises two components, the hammer and the bracket, which cooperate in a safe and efficient means for installing and removing marker posts. The hammer locks around the post and the bracket attaches to the vertically aligned holes which are located on the face of the post.

Abstract: A beam of concrete has similar end pieces at each end spaced apart by an internal reinforcing elongate cage of rectangular cross-section formed of four longitudinals (10) having a lengthwise series of hoops therearound. Each end piece comprises a rectangular plate (12) transverse of the beam's longitudinal axis. The plate (12) has at least four apertures (14), normally one at each corner, and similar angular wall surrounds (16) outstand from the inner face of the plate (12) and from around the apertures (14) to separate each aperture from the others. Two starter bars (20) are provided for each surround (16), being welded, one to each limb of the surround (16) adjacent to the corner on the side remote from the corresponding aperture. The bars (20) are spaced from each other a distance to accommodate therebetween a respective longitudinal (10) of the cage. Nut and bolt fastenings (24) are used to secure abutting plates (12) of adjacent beams in a multi-beam assembly.

Abstract: A practical method of forming foundation structures for buildings or the like is provided which allows economical and convenient formation of foundation piles and pile caps. In the preferred method hereof, an auger is drilled to a desired depth in the soil whereupon grout is pumped through the hollow shaft of the auger while the auger is removed to form a pile having an upper surface generally even with the initial grade level. A grout pump then removes grout from the pile down to a lower level generally slightly above the desired base level of a pile cap. After the grout hardens, the soil in the vicinity of the pile is removed to a level generally even with the upper surface of the pile whereupon a pile cap is poured onto the pile for at least partial support thereby.

Abstract: An apparatus for screwing a concrete pile (10) into ground comprises a rotary drive (26, 40, 42) and a linear drive (46, 48) both acting on the pile. An angle indicator (58) is associated to the rotary drive (26, 40, 42) and a linear position indicator cooperates with the linear drive (46, 48). A control unit (60) receives the output signals of the angle indicator (58) and the linear position indicator (56) and provides control signals to the rotary drive (26, 40, 42) and the linear drive (42, 48) corresponding to the pitch of the helical rib (16) formed on the concrete pile (10).

Abstract: A process for attaching an injection pipe with injection valve means to the inside wall of a tubular pile section comprising: drilling holes at a plurality of points along a generatrix of the pile section said holes passing through the wall of the pile; preparing an injection pipe having substantially the same length as the section of the pile to which it is to be attached; connecting said injection pipe with injection valve to said pipe, the spacings between said valve means corresponding to those of the said holes drilled in the wall of the pipe; engaging said injection pipe in the interior of the pile while positioning the injection valve means into said holes drilled in the pile; and welding said valve means to the wall of the pile from the exterior of the pile.

Abstract: A covering is applied onto the outer surface of a pile including a steel pipe or the like to surround a predetermined length thereof so as to reduce a frost heaving force or negative friction acting on the pile in a frigid area. The covering is closely adhered by an adhesion layer the like to the pile over a given length thereof. This given length is between 0.5 and 5 m. The covering member includes a smooth-surfaced plastic covering or elastic covering. A rugged surface covering may be provided below the smooth surfaced covering.

Abstract: A caisson sinking method comprises the steps of excavating the ground to make a support ditch having the same plan-view shape as a caisson to be sunk, casting into the excavated ditch a bearing material that can carry the caisson as supported in the ditch but collapses easily by itself, placing entire tapered bottom edge of the caisson on the bearing material cast in the support ditch as aligned therewith, and sequentially removing the bearing material immediately below the bottom edge of the caisson, the caisson being thereby smoothly sunk down to a caisson sinking position without any tilting of the caisson.

Abstract: A method and an apparatus for producing a support element in the ground are described, a hole being sunk through non-stable ground at least down to the load bearing soil. As a result of a wedge-shaped construction of the drill bit the loosened soil is displaced into the adjacent region of the hole and consequently the area round the hole is compacted. The drill has a circular cylindrical core, which is provided with an outlet opening in the vicinity of the drill bit. Preferably tampable material is filled through the core tube, accompanied by the retraction of the drill. The material is simultaneously tamped with the aid of the drill. The invention has the particular advantage that, in cost effective manner, it is possible to use tampable material from the area immediately surrounding the building site and there is no need for expensive, classified filling material. Tubing of the hole is unnecessary through the use of the core tube.

Abstract: A light weight pile having increased load bearing capacity for being embed in the ocean floor. Two cones are welded together at their base. An opening of about one third the diameter of the base is made in the apex of each of the cones to provide an opening for a hollow pile to pass through. The double cone is attached to the pile so that it can be water jetted into the ocean floor.

Abstract: The method of forming footings and piers in concrete construction includes excavating to accommodate placement of a two-part mold. The upper mold part is for the pier and interfits and communicates with the lower footing mold so that both may be poured at the same time through the upper pier part.

Abstract: A seagull guard (10) in combination with a piling (12) wherein the seagull guard (10) comprises at least a pair of elongated generally thin cylindrical guard members (21); whose ends (22) are provided with fastening means (24), for operatively securing the guard members (21) to a piling (12); wherein, the guard members (21) are movable relative to each other and the piling (12).

Abstract: A pile jacket (15) is placed about a pile (14) before backfill earth (45) is filled in about the pile. The pile jacket (15) is formed of laminated sheet material (20) having opposed, parallel spaced outside sheets (21 and 22) and with intermediate supporting ribs (24) that maintain the outside sheets in spaced relationship. The indentations (48) made by the backfill earth (45, 46) in the pile jacket generally do not destroy the flat abutment of the inside sheet (21) with the surface of the pile, so that a slip plane is maintained between the pile jacket and the pile, permitting the pile jacket to move downwardly when the backfill material settles without transmitting a major downward load from the backfill material to the pile.

Abstract: An improved drive shoe is shown for installation on the penetrating end of a string of conductor pipe, for improving driving penetration through soil. The improved shoe has a reinforced cylindrical driving section. A symmetrical, toothed beveled penetration end improves penetration through loose and unconsolidated media, and minimizes displacement resistance by symmetrically displacing soil to both the inner bore of the conductor pipe and externally along the outer surface of the conductor pipe. A repeating pattern of straight exterior vertical bar segments breaks up the exterior soil, easing passage of the conductor pipe through the soil. A spiral inner bar section within the drive shoe breaks adhesion of the center soil plug to the bore of the conductor pipe by imparting a loosening and a twisting moment to the core plug.

Abstract: A system for and a method of establishing an inground footing for supporting a post, pole or other such object, especially a replacement utility pole is disclosed herein. An open-ended, hollow casing of particular longitudinal configuration is utilized as the main component for the footing, and to this end, is threaded into the ground. A specific apparatus for threading the casing into the ground is also disclosed herein along with its method of operation. In addition, a method of adding strength and stabilization to the soil at a particular ground location, for example, a location surrounding the casing just mentioned is disclosed herein. This latter method is carried out utilizing a specific apparatus for injecting grout into the inground location to be strengthened and stabilized.

Abstract: A pile lowering and coupling assembly having a plurality of latching arms pivotally secured to a follower pile that latch onto an annular catch secured to the skirt pile. A bias applied to the latching arms maintains the engagement of the follower and skirt piles by continuously urging the latching against the annular catch. Once coupled, both piles are lowered to the sea bed after which the skirt pile may be driven by applying a hammer to the free end of the follower pile which usually extends above the water surface. Once driven, the skirt pile and the follower pile are separated by removing the bias applied to the latching arms thus enabling the follower pile and the lowering and coupling assembly to be retrieved from the sea depths.

Abstract: A system for and a method of establishing an inground footing for supporting a post, pole or other such object, especially a replacement utility pole is disclosed herein. An open-ended, hollow casing of particular longitudinal configuration is utilized as the main component for the footing, and to this end, is threaded into the ground. A specific apparatus for threading the casing into the ground is also disclosed herein along with its method of operation. In addition, a method of adding strength and stabilization to the soil at a particular ground location, for example, a location surrounding the casing just mentioned is disclosed herein. This latter method is carried out utilizing a specific apparatus for injecting grout into the inground location to be strengthened and stabilized.

Abstract: A frost damage proofed pile for installment in a frigid district where the pile is subjected to a freezing and frost heaving force, such as permanently or seasonally frozen soil terrain. A tubular sheath member is fitted over the pile surface and has a length longer than the thickness of an active or seasonally frozen soil layer of the terrain in which the pile is installed. At least a portion of said length of the pile is formed as an extensible section, and at least the lower end of said sheath member is secured to the pile at or below a position corresponding to the bottom region of said active or seasonally frozen soil layer. A fluid material is filled in a space defined between the pile and the sheath member. The frost heaving force caused to exist upon freezing of the active or seasonally frozen soil layer as well as negative friction caused to exist in summer are inhibited from affecting the pile due to sliding of the sheath member relative to the pile.

Abstract: The invention relates to a pile construction comprising a number of steel tube sections (1) that are joined together. Each tube section (1) is formed with joining portions (2, 4) in its respective ends. One joining portion is constituted by a male end (2) having a conical envelope surface (3) and the other portion by a socket end (4), the interior surface (5) of which is conical in correspondence to the conicity of the male end (2). When the tube sections (1) are joined the male end (2) of one section interacts with the socket end (4) of the next section, so that a stiff joint is obtained.

Abstract: A method for the driving of steel profiles into a rock substratum is described, in which, before the driving, holes are drilled into the rock substratum, in which holes explosive charges are detonated. The explosive charge is so constructed and dimensioned that only the shock waves of the explosion act upon the rock, and not the combustion gases, so that the rock is only shattered in its internal structure but is not driven away. In the construction of a sheet pile wall, the holes are provided with explosive in mutually overlapping zones of differing depths, zones of the same depth being detonated at the same time and the charge in each hole being provided at top and bottom with a detonator each.

Abstract: An element for use in concrete pile casting to align coupling members on end fittings during the pile casting operation. The end fittings have key grooves, each such groove designed, when two concrete pile sections are to be joined together, to receive therein a locking key to interconnect the end fitting at one of the ends of a concrete pile section with a matching end fitting at the opposed end of the other pile section. At the bottom of each key groove is formed a through-passage with a recessed seat therein to accommodate the coupling member which rests freely in the seat and which is coupled to a reinforcement iron rod extending lengthwise through the concrete pile.The aligning element comprises a presser means extending through a support member which is placed in one of the key grooves. The presser means is arranged to be pressed against the free end of the coupling member while the side faces of the key groove serve as back-up faces to said support member.

Abstract: A method for the erection of a temporary bridge, etc.

Abstract: For use as a structural unit in a variety of coastal and other civil engineering works, a formed block or pile of concrete or other material is provided which comprises a conical body and a cylindrical leg extending coaxially from the vertex of the body. Offshore breakwaters can be built by laying a multiplicity of such funnel-shaped blocks into one or, usually, two or more superposed horizontal layers, with each block having its leg oriented downwardly. At least the lowermost layer of blocks are buried directly into the seabed, and the upper layer or layers of blocks are installed with or without use of a support structure serving to prop up each block.

Abstract: This invention relates to foundation work of structures in a very cold district, especially to a method of preventing the upward movement of foundation pillars in weak ground in which concrete piles are required as foundation pillars. Concrete piles are driven to a permanent frozen stratum passing through a weak stratum which repeats freeze and melt conditions according to the atmospheric change and the like, and then the concrete piles themselves are cooled artificially or by utilizing the ultra-low temperature of the permanent frozen stratum during the period of refreeze of the weak stratum in order to make frozen parts in the weak stratum around each concrete pile.

Abstract: A pin connection system supporting a causeway section from a pipe piling prising an elongated body member adapted for insertion through a pair of diametrically opposed openings in the pipe piling. One end of the body member having a guide tip rigidly affixed thereto and the other end having a retrieval shackle rotatably affixed thereto. A pair of safety stops are rigidly affixed to the underside of the pin for straddling the inside and outside diameter surfaces of the pipe piling adjacent one of the openings. A skid plate is inserted through the openings prior to the insertion of the pin thereby providing a guide for the pin insertion.

Abstract: Disclosed herein is a pile including an elongate member having a front surface, a back surface and a lower end portion adapted to be driven into the earth. A rigid plate is transversely affixed on the lower end portion of the elongate member. When the elongate member is driven generally upright into the earth, the plate extends through the earth in a direction generally perpendicular to lateral forces acting on the front or back surface of the elongate member. The pile can be used as an upright support member for an earth embankment wall.