cape seal slurry wellington

Cape Seal Saves $3 MM, Adds 10+ Years to SR-260

Slurry seal applications to designated sections began in July, also at 30 pounds per square yard. ... The SR-260 cape seal project saved ADOT approximately $3 million over the alternative solution and is expected to extend the service life of this 32 lane mile section of SR-260 for 10 to 12 years. Environmental Benefit.

Contract 03-20-17 Project Manual AT v04

CLEARING AND GRUBBING 2020 PAVEMENT MANAGEMENT PROJECT, PH 39 SLURRY AND CAPE SEAL CONTRACT NO. P.W. 03-20-17 TECHNICAL REQUIREMENTS 110 All yellow thermoplastic and yellow traffic stripe and traffic markings shall be removed as

(PDF) Overview of Long Term Seal Performance

the opinion of practitioners that the slurry of the Cape seal . ... Wellington, New Zealand. 2006 [11] COMMITTEE OF TRANSPORT OFFICIALS (COTO). Draft TMH9.

Operations

Single Seal; Double Seal; Cape Seal; Slurry Seal; ASPHALT PLANTS. Roadspan Surfaces has surfacing teams dedicated to producing the best quality work as required and specified by their various clients from the private and public sector. The combination of the many years of experience from our management team on, site and in head office, together ...

Review of Surfacings for Low-Volume Roads on the Basis …

Cape Seal Cape seal is a surface treatment consisting of a 9.5-, 13.2-, or 19-mm layer of stone placed shoulder to shoulder on a tack coat and covered with one or two applications of slurry so that the tops of the stones are left proud (26,27). Aggregate specifications for Cape seals are essentially those for single and slurry seals.

Cape Seals

A cape seal is a combination of a single-chip seal application followed by slurry seal or micro-surfacing. The slurry or micro-surfacing application helps fill the voids between …

SECTION 8 CAPE SEALS USING ASPHALT EMULSIONS

Aggregate for the slurry seal mixes should conform to the requirements of ASTM D3910, Type 1 or 2, and may consist of most hard crushed aggregates such as gran-ite, limestone, traprock, sl ag and expanded clays and shale. Table 8-2 Aggregate for Slurry Seal shows the aggregate sizes recommended for the slurry seal portion of the Cape Seal. NOTE

Cape Seal | Highway Knowledge Portal

Cape Seal. 1. What It Is. Cape seals consist of the application of a chip seal followed by a slurry seal. The chip seal acts as an interlayer to address surface distresses, while the slurry seal ties down the chip seal and provides a smooth, protective road surface. A laboratory design is done to select the right combination of binder for both ...

EFFECTIVENESS OF CAPE SEAL PAVEMENT …

final PCI values of all micro-surfacing cape seals of 70 – 80. • The effective performance life of micro-surfacing cape seals is 7 years in the Truckee Meadows and 5 years in Incline Village. The effective performance life of slurry seal cape seals is 3.5 years in the Truckee Meadows and 3 years in Incline Village.

Pavement Treatment Types | City of Davis, CA

A slurry seal is the application of a mixture of water, asphalt emulsion, aggregate (very small crushed rock), and additives to an existing asphalt pavement surface. A slurry seal is similar to a fog seal except the slurry seal has aggregates as part of the mixture. This combined mixture of the emulsion and aggregates represents "slurry.".

Methods statements – Sabita

Single seal – new and reseal : 3: Cape seal (19 & 13,2mm) – new construction : 4: Double seal: 5: Graded crushed stone seal : 6: Slurry – reseal: 7: Prime layer using invert bitumen emulsion: 8: Prime layer using cutback bitumen : 9: Tack coat : 10: Fog spray: 11: Hot mix asphalt surfacing: 12: Cold mix asphalt (in bags) 13: Bitumen ...

City and County Pavement Improvement Center (CCPIC)

What kind of distresses can Cape seals fix? An AR cape seal can handle more severe distresses than a single chip seal or a single slurry surfacing. 35 Project Selection After 8-years this AR cape seal is still performing. This is a cape seal at the City of Lompoc, CA

Cape Seal Road Surfacing Treatment

Cape seal road surfacing treatments combine the benefits of chip seal and slurry seals. Find out how regular treatments can prolong the life of your roads.

Cape Seals

The chip seal serves to seal and bridge cracks, and can be designed to address dry or bleeding surfaces. With no loose aggregate, the cape-seal surface is a dense, smooth mat. Cape seals are less susceptible to damage from snow plows. The total treatment seals and waterproofs the surface, fills cracks, restores skid resistance and provides a ...

Cape Seals

A cape seal is a combination of a single-chip seal application followed by slurry seal or micro-surfacing. The slurry or micro-surfacing application helps fill the voids between the chips. The slurry bonds the chips to prevent loss, while the chips prevent undue traffic abrasion of the slurry. Cape seals are often used because of the aesthetics ...

Cape Seal Application | Denver, CO | A-One Chipseal

Hold asphalt material in place by getting cape seal installed by A-One Chipseal located in Denver, CO. Call us at 303-464-9267 for details. ... A Cape Seal is the combination of the Chip Seal and Slurry Seal applications. The Chip Seal portion of this application helps provide a waterproof membrane to repel moisture from entering the sub-grade ...

Cape Seal

Cape Seal Process. Cape seal combines the processes of chip seal and slurry seal to form a single, more durable surface. Here is how it works: Step 1 — Road Preparation: This includes sealing cracks, patching potholes, leveling the surface, and removing weeds and other particles from the edge of the road.

Manual for Cape Seals

some typical specifications for chip seals and slurry surfacing used for cape seals. It is one of three new reports prepared by the CP2 Center using SB-1 funding. The other two reports provide more detail on chip seals and slurry surfacing. The creation of these reports was a task funded by California Senate Bill 1 (SB-1), passed in April 2017 ...

Matching Asphalt Maintenance & Rehabilitation to the …

Microsurfacing addresses the same problems as slurry seals and cape seals do, but it can also take care of rutting. Microsurfacing cannot however address cracking. 5. Scrub Seals. A scrub seal is ...

Use of Surface Treatments to Extend Pavement Life: A …

higher volume facilities. Cape seals are usually placed on pavements with more distresses than typical slurry seal pavement candidates. Thin lifts of dense-graded asphalt (0.5 in to 1 in thick) using SM 4.75 or SM 9.0 mixtures are good for low-speed routes (e.g., subdivisions) where a very refined surface is desired.

FHWA Update and Newest Advancements In Slurry …

•Thinlay Scrub Cape seals. 15. Benefits of Preservation ... Ground Tire Rubber in Slurry Seal and Micro Surfacing (cont.) Construction •Recommend that you specify and use a rubber tire roller to roll the section to reduce raveling. •Using very …

"CAPE SEAL", innovación en tratamientos bituminosos superficiales

INTRODUCCIÓN. El "Cape Seal" es un tratamiento bituminoso superficial múltiple que consiste en una primera aplicación de un tratamiento bituminoso superficial tipo simple (TBS), seguido de una lechada asfáltica (Slurry Seal) o microconcreto asfáltico en frío [1]. Este tipo de tratamiento superficial fue desarrollado originalmente en ...

The Otta Seal Surfacing: A practical and Economic …

Cape seal (19mm + double slurry) 10 – 14 years . Double Otta seal 12 ... Wellington. 7. Overby, C. (1999) A Guide to the Use of Otta seal s. Publication no. 93, Norwegian P ublic Roads .

Cape Seal | Pavement Preservation Treatments | indus, Inc.

Cape seals can add a decade of new life to a road and have minimal effects on traffic. Process. First, after crack sealing, a chip seal is applied to the existing pavement with the liquid asphalt binder filling any fine open cracks and providing a restorative new interlayer. After the chip seal has cured a few days, one or two lifts of micro ...

(PDF) Key Aspects Of Good Performing Cape Seals

Cracking as result of small Radius of Curvature (ROC) C. Bleeding Bleeding to different degrees often occurs on Cape Seals and could be the result of: Embedment of the large aggregate Binder...

Cape Seal: an alternative in asphalt surface courses

Cape Seal is a thin asphalt surface treatment composed by a Chip Seal (using aggregates of MNAS of 3/8" or 1/4") followed by a Slurry Seal or Micro-surfacing. An important factor for the success ...

Cape Seal Road Surfacing Treatment | RoadResource

A cape seal is a process that includes placing a chip seal on the existing surface and then after a few days placing a slurry seal or micro surfacing layer on top of the chip seal. To place the chip seal, an asphalt distributor provides application of the binder to the pavement surface. A chip spreader immediately applies a uniform ...

Method statement for labour based construction of: …

Labour requirements Below is the typical composition of a team necessary to construct 2 000 – 4 000 m2 of Cape Seal surfacing per day. This includes the labour for the chipping …

Operations

Cape Seal Slurry Seal ASPHALT PLANTS Roadspan Surfaces has surfacing teams dedicated to producing the best quality work as required and specified by their various …

Sealing the Deal on Pavement Preservation

Cape Seals. A cape seal is effectively a combination of two separate treatments, a chip seal and a slurry seal. The chip seal is placed first, followed within a few days or weeks by the slurry seal. This enhances the binding of the chips with the asphalt and prevents loose aggregate from being dislodged.

Pavement Surface Preparation "Best Practices

This will help seal the surface so it won't absorb the binder in the future surface treatment. Leveling: Some surface treatments (e.g. chip seals, slurry seals) should not be placed on surfaces ...