Reinforced concrete special L-shaped (Tokyo Metropolitan Bureau of Construction type)
L-shaped lid (also has three holes), edge block
Covers for U-shaped ditches 240 and 300, will be edge blocks.
- Company：北村コンクリート工業
- Price：Other
lid(600) - List of Manufacturers, Suppliers, Companies and Products | IPROS
Last Updated： Aggregation Period:Feb 18, 2026～Mar 17, 2026
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lid Product List
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![[Concrete Product Example] Nara Prefecture: Side Drain Cover C1-B600](https://image.www.ipros.com/public/product/image/84e/2001334107/IPROS33239363919686667213.jpeg?w=280&h=280)
[Concrete Product Example] Nara Prefecture: Side Drain Cover C1-B600
Since it was not an in-stock item, we will introduce a case of manufacturing a drainage cover.
Here is a product case of "Sewer Grate C1-B600" in Nara Prefecture. Our company manufactures various types of sewer grates. This particular sewer grate was not in stock, so we produced it. The dimensions are w730×t100×L500. 【Case Overview】 ■Product Dimensions: Sewer Grate C1-B600 w730×t100×L500 ■Installation Location: Yamato-Koriyama, Nara Prefecture ■Installation Period: December 2020 *For more details, please refer to the related links or feel free to contact us.
- Company：川本コンクリート工業所
- Price：Other
Manhole Fall Prevention Temporary Cover GENTI HOLE GUARD
Manhole fall prevention and falling object prevention temporary cover
GENTI HOLE GUARD is a temporary cover designed to prevent falls into manholes and to prevent falling objects. Frequently opening and closing heavy manhole covers is labor-intensive work. However, leaving them open is extremely dangerous. It can lead to serious accidents due to third parties falling or objects dropping. By using HOLE GUARD in such situations, serious accidents can be prevented.
- Company：サンリョウ
- Price：Other
HC angle lid
Easily widen the road by simply placing it over the existing drainage ditch. ✨
The HC angle cover can be installed in gutters without a cover attachment, making it ideal for easily widening sidewalks and eliminating the risk of falls. The surface of the cover features a non-slip pattern, ensuring safety even in residential areas with high foot traffic. HC angle covers can be shipped anywhere in the country! <Product Features> ◆ No worries about theft ◆ Compatible with T-25! ◆ Can accommodate gutter widths from 180 to 600mm ◆ Original product ◆ Construction price and estimation calculation item <Product Specifications> Standardized from 180U to 600U. Custom sizes are also available. *For more details, please download the PDF or feel free to contact us.
- Company：カワノ工業
- Price：Other
![[Concrete Product Case] Mie Prefecture: Custom Well Cover](https://image.www.ipros.com/public/product/image/1fa/2001274743/IPROS12937070572021092971.jpeg?w=280&h=280)
[Concrete Product Case] Mie Prefecture: Custom Well Cover
The product dimensions are for Φ600 with an opening of Φ165! Changes to hole size and position are also possible.
Here is a product example of a "custom well cover" from Mie Prefecture. The product dimensions are for a Φ600 well cover with an opening of Φ165. A large hole has been made. Standard products also have round holes. At the customer's request, changes to the hole size and position are possible. Please consult with us. 【Case Overview】 ■ Product Dimensions: Custom well cover for Φ600 with opening Φ165 ■ Installation Location: Ise City, Mie Prefecture ■ Installation Period: March 2021 *For more details, please refer to the related links or feel free to contact us.
- Company：川本コンクリート工業所
- Price：Other
![[Concrete Product Example] Osaka Prefecture: Side Drain Cover K1-A400](https://image.www.ipros.com/public/product/image/7e7/2001412456/IPROS38465150233348133810.jpeg?w=280&h=280)
[Concrete Product Example] Osaka Prefecture: Side Drain Cover K1-A400
Product dimensions are w490×t100×L600! Construction period is November 2020.
We would like to introduce a product case of the "Sewer Cover K1-A400" in Osaka Prefecture. The product dimensions are w490×t100×L600, and the construction period was November 2020. Please feel free to contact us when you need our services. 【Case Overview】 ■Product Dimensions: Sewer Cover K1-A400 w490×t100×L600 ■Construction Location: Sakai City, Osaka Prefecture ■Construction Period: November 2020 *For more details, please refer to the related links or feel free to contact us.
- Company：川本コンクリート工業所
- Price：Other
Concrete product well cover
Concrete product well cover
This is a concrete lid for the well side that corresponds to the main body of the well. The available sizes are as follows: - For well side 600 - For well side 750 - For well side 900 - For well side 1200 We also accept orders for custom products (sizes, processing, etc.), so please feel free to consult with us.
- Company：岩瀬生コン
- Price：Other
Steel striped steel plate gutter cover 'OUP'
Easy to install just by placing it. Comes with anti-shift components that match the groove width. Prevents the falling of debris and leaves, reducing the burden of cleaning.
The steel striped steel plate gutter cover "OUP" is a product designed for concrete U-shaped gutters. It is lightweight and easy to handle, allowing for simple installation by just placing it down. It has no holes, preventing the fall and intrusion of debris and leaves, which reduces the effort required for cleaning. Additionally, the back side is equipped with anti-shift components welded to match the width of the gutter, preventing shifting or detachment after installation. 【Features】 ■ Custom orders available ■ Odor prevention effect ■ Easy for toddlers and people wearing high heels to walk on ■ Products for drainage pits are also available *For more details, please refer to the materials. Feel free to contact us with any inquiries.
- Company：奥岡製作所
- Price：Other
Iron cover for utility duct: Iron cover for pedestrian and vehicle boundary.
By inserting a steel cover frame under the L-shaped drainage ditch, it is possible to reduce the relocation of existing buried pipes.
Iron cover for utility duct: Iron cover for pedestrian-vehicle boundary Product name: EV600×1200×H250 By allowing the receiving frame to slip under the L-shaped gutter, it is possible to reduce the relocation of existing buried pipes. - When installing a special section near the pedestrian-vehicle boundary, the installation position of the iron cover and the special section can be moved approximately 100 mm closer to the roadway compared to conventional iron covers. - This expands the possibility of avoiding the relocation of existing underground piping. - Inspection openings can be installed within the sidewalk even in areas where the sidewalk width is narrow. *This helps avoid road restrictions during inspection work by utility managers and ensures the safety of the work.
- Company：虹技 小型鋳物事業部
- Price：Other
Rubber Masu Lid "Perfect Masu Lid"
It is very safe due to its elasticity and non-slip processing! A lid made of high-quality rubber.
The "Perfect Manhole Cover" can be used as a drainage manhole cover for various sports fields, factories, cafeterias, and more. The underside of the cover has grooves cut into it to improve drainage from the sides, and when used in combination with a filter rim, even greater effectiveness can be achieved. It is elastic and has a non-slip finish, making it very safe. Available colors are green and anthracite. 【Features】 ■ Provides stability during installation ■ Resistant to damage from rollers, spikes, etc. ■ Made from high-quality rubber ■ Excellent weather resistance, colorfastness, and abrasion resistance ■ Available in three sizes: - AMF-300 (for manhole covers with internal dimensions of 300×300mm) - AMF-450 (for manhole covers with internal dimensions of 450×450mm) - AMF-600 (for manhole covers with internal dimensions of 600×600mm) *For more details, please refer to the PDF document or feel free to contact us.
- Company：安全器材
- Price：Other
![Lightweight rubber drainage covers as an alternative to grating [Case study collection giveaway!]](https://image.www.ipros.com/public/product/image/5b0/2000466150/IPROS13140509970496659789.jpg?w=280&h=280)
Lightweight rubber drainage covers as an alternative to grating [Case study collection giveaway!]
Made of rubber, non-slip, and safe! Weighs only 1/4 of a concrete drain cover. *Case study collection available!
"Perfect Cover," "Spogre," and "Perfect Drain Covers" are high-quality rubber-made drainage covers that excel in weather resistance, colorfastness, and abrasion resistance. They are elastic and have a non-slip finish, which helps prevent accidents caused by slips and falls on grates. Additionally, they are lighter compared to conventional concrete drainage covers, making them easy to move and remove, thus facilitating easy cleaning of the drains. [Examples of Use] Drainage ditches and U-shaped drain covers in factory cafeterias, playgrounds, schoolyards, around baseball fields, tennis courts, sports fields, golf courses, and poolside areas. [Features] ■ Basic colors: Green, Anthracite ■ Sizes: Three types of drain covers (180, 240, 300) and three types of drain frames (300, 450, 600) *You can view the construction case collection via the "PDF Download" link below. *For more details, please refer to the PDF materials or feel free to contact us.
- Company：安全器材
- Price：Other
Stainless steel "cosmetic cover" for catch basins, suitable for colored paving and tiles. β
Active in public sites, commercial facilities, and other exterior construction projects! A stainless steel 'decorative cover' that blends into the landscape, smart and beautiful!
We would like to introduce the "Decorative Cover" (made of stainless steel for drainage basins) handled by Okagreat Co., Ltd. This stainless steel "Decorative Cover" is designed to blend seamlessly into the landscape, filled with colored pavement or tiles, and is suitable for private sites, commercial facilities, and other exterior construction projects. Being made of stainless steel, it has high corrosion resistance and is very sleek and attractive. It is designed for on-site drainage basins, with the receiving frame also made entirely of stainless steel. Please feel free to consult us regarding concrete precast products or drainage basins with special opening dimensions. *For more details, please refer to the PDF materials or feel free to contact us.
- Company：オカグレート 本社、東北支社、大阪支店、他17拠点。
- Price：Other
Stainless steel "cosmetic cover" for on-site cast drainage pits with interlocking blocks.
Active in public sites, commercial facilities, and other exterior construction projects! A stainless steel 'decorative cover' that blends into the landscape, smart and beautiful!
We would like to introduce the "Decorative Cover" (made of stainless steel for drainage basins) handled by Okagreat Co., Ltd. This stainless steel "Decorative Cover" is designed to be filled with interlocking blocks in private sites, commercial facilities, and other exterior construction projects, blending seamlessly into the landscape. Being made of stainless steel, it has high corrosion resistance and is very sleek and clean. It is intended for site-cast drainage basins, and the receiving frame is also made entirely of stainless steel. Please feel free to consult us regarding concrete precast products or drainage basins with special dimensions. *For more details, please refer to the PDF materials or feel free to contact us.
- Company：オカグレート 本社、東北支社、大阪支店、他17拠点。
- Price：Other
Stainless steel "cosmetic cover" for on-site drainage basins, suitable for colored paving and tiles.
Active in public sites, commercial facilities, and other exterior construction projects such as landscaping! A stainless steel 'decorative cover' that blends into the scenery, smart and beautiful!
We would like to introduce the "Decorative Cover" (made of stainless steel for drainage basins) handled by Okagreat Co., Ltd. This stainless steel "Decorative Cover" is designed to blend seamlessly into the landscape, filled with colored pavement or tiles, and is suitable for private sites, commercial facilities, and other exterior construction projects. Being made of stainless steel, it has high corrosion resistance and is very sleek and attractive. It is designed for on-site drainage basins, and the receiving frame is also made entirely of stainless steel. Please feel free to consult us regarding concrete precast products or drainage basins with special opening dimensions. *For more details, please refer to the PDF materials or feel free to contact us.
- Company：オカグレート 本社、東北支社、大阪支店、他17拠点。
- Price：Other
Stainless steel "cosmetic cover" for interlocking blocks for drainage pits.
Active in public sites, commercial facilities, and other architectural exterior construction and landscaping work! A stainless steel 'decorative cover' that blends into the landscape, smart and beautiful!
We would like to introduce the "Decorative Cover" (made of stainless steel for drainage basins) handled by Okagreat Co., Ltd. This stainless steel "Decorative Cover" is designed to be filled with interlocking blocks at private sites, commercial facilities, and other exterior construction projects, blending smartly into the landscape. Being made of stainless steel, it has high corrosion resistance and looks very sleek and clean. It is designed for on-site drainage basins, and the frame is also made entirely of stainless steel. Please feel free to consult us regarding concrete precast products or drainage basins with special dimensions. *For more details, please refer to the PDF materials or feel free to contact us.
- Company：オカグレート 本社、東北支社、大阪支店、他17拠点。
- Price：Other
Concrete product - Tame Mas cover (drainage basin cover)
Concrete product: Tame Mas lid (drainage pit lid)
This is a concrete cover for a catch basin (drainage basin) corresponding to the main body of the catch basin. It has recesses on both sides for easy removal. Since there are no holes, it can prevent odor leakage. The available sizes are as follows: - For 150 (5 inches) - For 180 (6 inches) - For 240 (8 inches) - For 300 (1 foot) - For 360 (1 foot 2 inches) - For 450 (1 foot 5 inches) - For 600 (2 feet) We also accept orders for custom products (sizes, processing, etc.), so please feel free to consult with us.
- Company：岩瀬生コン
- Price：Other
Steel "cosmetic cover" for site-cast drainage pits with interlocking blocks.
Active in civil sites, commercial facilities, and other exterior construction works! A smart and beautiful steel "decorative cover" that blends into the landscape!
We would like to introduce the "Decorative Cover" (made of steel for drainage basins) handled by Okagreat Co., Ltd. (finished with hot-dip galvanized coating). This steel "Decorative Cover" is designed to be filled with interlocking blocks at private sites, commercial facilities, and other exterior construction projects, blending smartly into the landscape. With a hot-dip galvanized steel finish, it offers high corrosion resistance and a very sleek appearance. It is intended for site-cast drainage basins, and the receiving frame is also made of hot-dip galvanized steel. Please feel free to consult us regarding concrete precast products or drainage basins with special dimensions. *For more details, please refer to the PDF document or feel free to contact us.
- Company：オカグレート 本社、東北支社、大阪支店、他17拠点。
- Price：Other
![[Concrete Product Example] Nara Prefecture: Precast NS Deck Slab](https://image.www.ipros.com/public/product/image/5ba/2001334066/IPROS36125320533857721112.jpeg?w=280&h=280)
[Concrete Product Example] Nara Prefecture: Precast NS Deck Slab
Slab floor panels are custom-made to your specifications!
We would like to introduce a product case of the "Precast NS Deck Slab" in Nara Prefecture. The Φ600 high-grip manhole cover is a simple sealed type, odor-proof, and designed for heavy loads, equipped with two locations for grating covers and chequered steel plate covers. The top surface features a non-slip chequered pattern. Recently, there has been an increase in the replacement of aging septic tank covers with integrated slab construction. 【Case Overview】 ■ Product Dimensions - Precast NS Deck Slab 2,800×1,000×t240 - Heavy load simple sealed manhole cover Φ600 with sewage mark ■ Installation Location: Tenri City, Nara Prefecture ■ Installation Period: March 2022 *For more details, please refer to the related links or feel free to contact us.
- Company：川本コンクリート工業所
- Price：Other
Opening protection cover
Protective cover to prevent falls or drops into openings.
- Compatible with openings of size 500 × 500 - Equipped with two handles for easy portability - Easy installation by simply placing it with anti-shift bolts attached to match the opening - Includes a door for passing drainage hoses and wiring 【Notes】 - Always use the anti-shift bolts. - Use within the allowable load (maximum load 300 Kg). Excessive loads other than pedestrian traffic are prohibited. - Please ensure that the lid does not hang less than 50mm. - If there are walls, columns, or protrusions near the opening, the lid may hit and not fit into the opening. Please check the situation near the opening before use. - When lifting, be sure to grab both handles to avoid pinching fingers or other body parts. - Be careful of falls or drops when installing or removing the lid.
- Company：インタージャパン 西日本事業所
- Price：Less than 10,000 yen
Waterproof Manhole Cover "KSF Series"
It does not flood even under an external water pressure of 0.15 MPa! This is a product for preventing flooding inside manholes due to heavy rain and tsunamis.
The "KSF Series" is a waterproof manhole cover that can withstand external water pressure of up to 0.15 MPa, preventing water from entering the protector and protecting devices such as level gauges. By using it in combination with an oil submersible pump, it provides comprehensive flood prevention measures. Please utilize it as a countermeasure against flooding in manholes caused by heavy rain or tsunamis. 【Features】 ■ Waterproof type ■ Does not flood even under external water pressure of 0.15 MPa ■ Provides comprehensive flood prevention measures when used in combination with an oil submersible pump *For more details, please refer to the PDF materials or feel free to contact us.
- Company：コーギケン
- Price：Other
Slit cosmetic cover
With a new lineup that excels in safety and aesthetics, the variety of planning and design options has further increased!
Fukushi Casting Co., Ltd. offers "Slit Decorative Covers." We have achieved a gap of 6mm compatible with high heels, down from the conventional gap of 9.5mm. The standard size has been unified to 600mm for both stainless steel and steel. Additionally, we have newly added cast iron products to our lineup. We have reduced the weight per cover for both drainage ditches and catch basins. 【Features】 ■ Steel with a 6mm gap ■ Comprehensive range of cast iron products ■ Compatible with no slits and no joints ■ Standard size unified to 600mm for both stainless steel and steel ■ Custom dimensions available as before *For more details, please refer to the PDF document or feel free to contact us.
- Company：福西鋳物
- Price：Other
Manhole cover, tapered manhole cover, MCV14
Castings are the material of the ecological era that "protects the environment and conserves resources."
This is an announcement from Ito Iron Works Co., Ltd. regarding the "Tapered Manhole Cover MCV14."
- Company：伊藤鉄工
- Price：Other
Cosmetic iron cover for interlocking blocks with a secure lock.
It is a security-enhanced manhole cover that can prevent theft and vandalism in places like parks and station squares.
The decorative iron cover with a lock is an iron cover that excels in security and safety among decorative iron covers. Here, we will introduce its usage scenarios and benefits. First, the decorative iron cover with a lock is ideal for use in public places and facilities where a large number of people may have access. For example, it may be used in parks or in front of train stations to prevent theft and vandalism. By introducing a decorative iron cover with a lock, it can prevent unauthorized opening and closing, making it safer and more secure. Furthermore, the decorative iron cover with a lock can be locked and unlocked using a dedicated key handle, which reduces the burden on the administrator. The roller slide opening and closing type decorative iron cover is easy to open and close and is excellent in terms of maintenance. "Lock Installation Procedure" [Video] https://youtu.be/UXi6T4rp2n8
- Company：中部コーポレーション
- Price：10,000 yen-100,000 yen
Tree friend for gravel filling that can be filled with decorative gravel.
This is a planting box that protects the roots of trees on the tile terrace.
This is a tree protection cover that can be filled directly with decorative gravel. It is available in two sizes, 600 and 900, to match tile sizes. The cover has drainage holes, making it suitable for use with planters and other installations.
- Company：中部コーポレーション
- Price：10,000 yen-100,000 yen
Iron cover "Debris Prevention Iron Cover"
Ideal for safety measures for sewer manholes!
The "Debris Prevention Iron Cover" is an iron cover that can automatically discharge rainwater and sediment into the manhole during rainfall. In the event of an abnormal rapid pressure rise within the manhole, it can automatically allow for large-scale exhaust. Additionally, we offer a wide range of options, including simple odor prevention types, odor prevention types, and types equipped with ladders for fall prevention nets, so please feel free to contact us. 【Features】 ■ Rapid, automatic, large-scale exhaust (odor prevention type) ■ The exhaust hole area at one location on the cover is 600Φ = 800cm² *For more details, please refer to the catalog or feel free to contact us.
- Company：荒木製作所
- Price：Other
![[Concrete Product Examples] PC Guard Covers, Water Supply Sensor U-Channel](https://image.www.ipros.com/public/product/image/3d1/2001334090/IPROS06226659299693840123.jpeg?w=280&h=280)
[Concrete Product Examples] PC Guard Covers, Water Supply Sensor U-Channel
Perfectly fits the cross-section! Custom-made products from our steelworks department.
We would like to introduce a product case of "PC Guard Cover and Water Supply Sensor U-shaped Ditch" in Mie Prefecture. The water supply sensor PC Guard is designed for the U-shaped ditch 300B shape. Our metalworking department custom-made a PC Guard cover that fits perfectly in its cross-section. Please feel free to consult us when you need assistance. 【Case Overview】 ■Product Dimensions ・PC Guard Cover 400×400×60 ・Water Supply Sensor PC Guard U-shaped Ditch 300B×600 specifications ■Installation Location: Ise City, Mie Prefecture ■Installation Period: March 2021 *For more details, please refer to the related links or feel free to contact us.
- Company：川本コンクリート工業所
- Price：Other
![[Concrete Product Case] Kanagawa Prefecture: Custom Lid](https://image.www.ipros.com/public/product/image/18e/2001288351/IPROS95171216015755403965.png?w=280&h=280)
[Concrete Product Case] Kanagawa Prefecture: Custom Lid
Here is an example finished with a thickness of 100mm at the front right and 120mm at the back left.
Here is a case study of "custom lids" in Kanagawa Prefecture. We received requests from Hiratsuka City asking if we could create a lid with a sloped thickness and if we could also add drainage holes. We finished the lid with a thickness of 100mm at the front right and 120mm at the back left. Please contact us when you need a lid like this for repair work. 【Case Overview】 ■ Product Dimensions - Custom lid w430xt100x/120xL600 - Custom lid w330xt80xL500 - Custom lid w380xt80xL500 - Custom lid w390xt80xL500 ■ Installation Location: Kanagawa Prefecture ■ Installation Period: March 2023 *For more details, please refer to the related links or feel free to contact us.
- Company：川本コンクリート工業所
- Price：Other
Iron cover for utility duct.
Compatible with the sizes of C.C. BOX manhole covers and joint trench manhole covers throughout Japan.
Nijigi has been involved in the design and manufacturing of iron covers for underground electrical wiring since the early days of undergrounding electrical lines with CAB covers. Nijigi's iron covers are designed to ensure safe and smooth road traffic and to enhance the road's landscape in line with the purpose of installing C.C. Boxes, while being as compact and cost-effective as possible, maximizing functionality.
- Company：虹技 小型鋳物事業部
- Price：Other
U-shaped drainage cover "Color Rubber Cover" *Cut sample available.
It can accommodate complex drainage shapes such as pools, allowing for a flexible layout! Custom and special orders are accepted.
The "Color Rubber Lid" is a U-shaped drain cover suitable for stadiums, baseball fields, tennis courts, schools, kindergartens, golf courses, poolside areas, and parking lots. It uses excellent weather-resistant and durable rubber. Not only does it enhance safety, but it also maintains aesthetic appeal with beautiful colors. Additionally, it can be newly installed or exchanged with existing U-shaped drain grates. 【Features of the "Color Rubber Lid" for U-shaped drains】 ■ Safety, aesthetic beauty, noise reduction, durability ■ Available in two colors: green and red clay (custom colors are also possible) ■ Supports a wide range of loads ■ Highly anticipated spike-compatible model ■ Flexible production of edge lengths *If you would like a cut sample, please let us know through the contact form. *For more details, please refer to the PDF document or feel free to contact us.
- Company：光陽産業
- Price：Other
"Cast iron grating cover" around apartments, collective housing, and mansions, etc.
Essential items around apartments, collective housing, and mansions! A standard product made of cast iron mesh, the 'cast iron grating cover' with fine mesh, just like manholes!! β
We would like to introduce the "Cast Iron Grate Cover" (Cast Iron Grate Mesh) handled by Okagreat Co., Ltd. An essential item for apartment complexes and buildings such as condominiums! It collects and drains rainwater on the premises. Featuring a chic, calm color and a matte finish with "Rust-Resistant Black Paint Coating." The photo shows a fine mesh. It is almost always included in the design plans for new properties from major manufacturers of multi-family housing and is commonly installed in familiar locations. It is utilized in various scenes, such as site-cast and repurposed for concrete precast products! The material is the same as that used for manholes, with both the grate cover and frame made of "FC200 Cast Iron" or "FCD500 Ductile Iron"! 〇SHASE-S209 is compatible with the standard frame of ordinary mesh. Please feel free to consult us when you need assistance. 【Features】 ■ Aesthetic appeal ■ Easy installation ■ Safety *For more details, please refer to the PDF document or feel free to contact us.
- Company：オカグレート 本社、東北支社、大阪支店、他17拠点。
- Price：Other
