Morris Creek plans.pdf

ITEM DESCRIPTION UNIT WORK REQU IREMENTS AND ESTIMATED QUANTITIES

S ite specific estimated quantities are shown on S #-Q sheets

SITE NUMBERS

Applicable work items 1 2 3 4 5 6

1 5101 Mo biliza tio n 1 X X X X X X 1 5201 Construc tio n Survey an d

S takin g 1 F .S. will pro vide initia l Control points, staking of max imum clear ing limits accepted b y th e F .S . b ased on assu med excav ation limits outlined b elo w, and culve rt end loca tio ns.

Con tractor is resp onsible for a ll surveys dur ing con struc tion and mainta ining prev io usly stak ed survey points. Destro yed survey points sha ll be replaced at Contrac tors expense .

X X X X X X

1 5713 Soil E ro sio n Po llu tio n Co ntrol 1 A ll w ork assoc iated with e rosio n con trol plan sub mitta l , temporary stream diversio n and on-site co ntro l and implementa tion as sp ec ified X X X X X X 2 0102 Clear in g and G rub bing A C A ll w ork assoc iated with c learing and grubbin g. Estima ted Clear ing and G ru bbing acreage is de termined by ex tend ing limits 5 fee t beyon d the excavation ca tch limits a s sho wn o n the draw in gs and inc ludin g a reas assoc ia ted with ou tle t pro tec tion and inle t a reas. T hese limits w ill be the maximum limits accepted b y th e F .S. (See con struc tion P lan No tes in 2 0434) . T his item in cludes hauling of merchantable timber to To p o f The Wo rld quarry and p lacement of slash on disturbed areas (maximum slash size is 4fee t b y 4 -inch diamete r to a maximum depth of 1 8 inches). E xcess sla sh and o rganic w aste materia l sh all be hauled off Forest Service land and lega lly disposed of .

X X X X X X

2 0434 Emb an kmen t E xcava tion and Construc tio n

CY T his I tem consists of a ll w ork assoc ia ted with embankment ex cavation and recons truc tion to facilitate cu lv er t p lacement. Co ntracto r is req uired to submit a Constructio n P lan o utlin ing Co ntrac tors mean s and methods fo r each site inclu ding ex cava tion metho ds and limits, p rop osed temporary stockpiling locations and bor ro w areas for app rov al by CO.

M ajor items incid enta l to this wo rk are inc luded in this sec tion. W orking a reas a re limited an d the emb an kments conta in signif icant quantitie s of bo ulders (S ite condition s d esc rib ed und er G eneral N otes and bor ing lo gs). The embank men ts typica lly consis t of b last rock/silty san d f ill in the lo wer por tions with fine r silty sand and g rave l w ith sca tte red b oulders in th e upp er p ortio ns. Fo r stab ility requirements, the embankments are to be recons truc ted to achieve similar mater ial distr ib ution; that is, the blast ro ck fill mate r ia l is to b e placed within the low er por tio ns of the f ill w ith the finer grained mater ial in th e upp er p ortion s. Th e emb ank ments a re to be reconstructed to match ex istin g embank ment geometry. It is antic ipa ted tha t b oulder sizes larger than a llowed in the reconstruc ted f ill (see Section s 2 04.10 an d 704.06) w ill be encoun te red in the existing fills. Contractor may utilize blasting or other methods to breakup ov ersized bould ers. B lasting to co mply with Sec tion 205 .

T he estimated ex cava tio n quantity s how n is cubic yard s in p lace de termined assu ming two to one tempo ra ry excavation cut slop es projected from the bottom of the culv er t b edd ing (see Culvert insta lla tion Deta il 1 S#-C fo r each site ) . It is antic ip ated that shr inkage will occur upo n replacemen t and compaction of the existing mate ria l. A dditiona l b orrow mater ial will be req uired (See Off- site b orrow ). Required b orrow qu antitie s will v ary significantly d epend ent upo n contrac tors ac tual excavation methods and lim its .

M ajor incidenta l items inc lud ed : 1) U nsuitab le W aste Dispo sal; 2) T empo rary Haul/stockp ile of Excavated Materia l; 3) O ff -site Bo rrow

1) Un suitab le W aste D isposa l: U nsuitable waste encounte red w ith in th e fills will con sist of woo den log culverts, o versized b oulders and other mate ria l n ot mee tin g unclass ified b orrow spec ification . Po tentia l w aste site s are designated o n the plans. Potential waste sites may req uire c lear ing and g rubb ing (considered inc idental) .

Ov ersize boulders and unsu itable soil may be d isp osed of at designated po tentia l w aste sites. Contrac to r to define d isp osa l o f unsuitable mater ial in Constructio n P lan.

2) Tempo rary Haul/stockpile o f Excavated Mater ial: S ite wo rking areas a re limited and will require hauling and temporary stockpiling of excav ated mate r ia l. A pproved temp orary sto ckp ile areas are sho wn on the p lan s. Contrac tor may place tempo ra ry excavation mater ia l on por tions of F .S . Rd 1 969. Stockpiled mate r ial shall not spill over road sh oulder a reas onto f ill slopes, p lu g d itches or exten d o nto uphill areas that wo uld damag e vege ta tion. A ll prop osed temporary stockpile a reas a re to b e defined in Co nstruction P lan.

3) Off-site Borro w: Bor ro w area loca tions a re d esign ated on the plans. F .S provided bo rro w areas will require clearing and grubbing and reseed in g o f designa ted bo rrow areas pe r std specif ica tions 2 01&62 5. Costs assoc ia ted with Clea rin g and G rub bing an d Reseed ing for b orrow areas a re co nside red incidenta l to E mb ankment Excavatio n and Con struc tion. Contrac tor may utilize o ff- site pr iv ate b orrow areas . O ff -site imp orted bor ro w materia l s hall meet “u nclassif ied bor ro w” (Section 704 .06 ) . Accep table off site b orrow a reas sha ll be w eed free . Contrac tor to provide weed free cer tif ica tion.

X X X X X X

2 5117 Rip Rap Culvert O utlet Pro tec tion -Clas s 3

CY Con tractor Furnished. E stimated volume is based on nea t line quantitie s as in dica ted o n Culver t O utle t Protec tion (D eta ils 2- S#-C) inc ludin g new o utle t protection pads (S1-C and S6-C plan view). Volu mes calcula ted a re in -place volumes. Contrac tor resp onsible to conf irm volu mes fo r haul p urp oses. Suitable riprap mater ia l enco unte red in th e excava ted fill m ay be u tilized.

X X X X

2 5118 Grouted Riprap Drop- Class 3 CY Con tractor Furnished. Estimated vo lume is based on nea t line q uantitie s as indicated on Detail 4-S1& S6 -C. V olumes ca lculated are in-place vo lumes. Contrac tor respo nsible to conf irm volu mes fo r haul p urp oses. Su itable r iprap mater ial en co untered in the excava ted fill may be utilized.

X X

2 5306 Pipe A rch O utlet Pro tec tion L S A ll w ork and mater ial required to insta ll gabion ou tle t pro tec tio n as indicated in P ipe A rch Ou tle t P rotection (Detail 2- S2&S3-C) X X 2 6202 Geog rid Insta llatio n SY Installa tion of geogr id and cush io n soil a s in dica ted in (Detail 1-S2 -D ). T he estima ted geo grid qu antity is based on 2 to 1 excavation slop es and takin g th e hor izo ntal len gth of the recons truc ted slop e face and cor respo nding embed men t lengths a t the respective eleva tio ns. Q uantity w ill va ry d ep end ent upo n ac tual excava tion methods and limits.

X

3 2455 Ag grega te Surface Co urse CY T he estimated quantity is de te rmined using the T ypica l Road Sec tion De tail an d assu ming a 75 foot distance b eyo nd the excava tion catch lim its a lo ng ro ad way in each direc tion.

Con tractor is resp onsible to place additional aggreg ate s urfac ing at his ex pense w it hin a ll othe r roadw ay a reas d istu rbed by co nstru ction activitie s b ey ond the limits defined inc ludin g temporary excava tion stockpile a reas if loca ted on the existing roadway.

X X X X X X

6 0211 Corruga ted S teel P ipe L F E stimated culv er t lengths a re measured from the o uter edge of f la red inle t to the o utlet en d of the culve rt de termined f ro m culvert profile a s show n on S#-C Sheet. Contrac tor sha ll not ord er mater ial un til F .S . has stak ed the culver t end location s. Contrac tor resp onsible to conf irm cu lver t materia l q uantitie s. T his I tem consists of a ll ma ter ials and work assoc iated with placement of stee l culv er ts. Item inclu des a ll culve rt mate r ia ls, end trea tmen ts, trash rack s, coupling band s; pipe bedding, geo textile s and geomembran es and construc tio n o f seepage cuto ffs (Detail 3-S# -C). P ip e bedding vo lumes to be determin ed based on nea t lin e areas indicated on Deta il 1-S# -C fo r each s ite .

X X X X X X

6 2201 (a) Excavato r Rental Hr X X X X X X 6 2202 (b) Du mp Truck Renta l Hr X X X X X X 6 2505 Seeding H ydraulic Meth od A C Based on clear ing an d g rub bing areas outlined ab ove in item 20 102 X X X X X X

SITE 1

ESTIMATED QUANTITIES

See sheet G-3 for work item requirements

ITEM DESCRIPTION UNIT *ESTIMATED

QUANTITY

15101 Mobilization 1 1 15201 Construction Survey and Staking 1 1 15713 Soil Erosion Pollution Control 1 1 20102 Clearing and Grubbing AC 0.12 20434 Embankment Excavation and

Construction

CY 285

25118 Grouted Riprap Drop Class 3 CY 40 25117 Riprap Culvert Outlet Protection Class 3 CY 30 32455 Aggregate Surface Course CY 55 60211 36-inch Corrugated Steel Pipe 16 gage LF 46 62201(a) Excavator Rental Hr 40 62202(b) Dump Truck Rental Hr 40 62505 Seeding Hydraulic Method AC 0.12

* Quantity estimates are based on assumptions given on Sheet G-3. Actual quantities will vary dependent upon Contractor means and methods

SITE 2

See sheet G-3 for work item requirements

ITEM DESCRIPTION UNIT *ESTIMATED

QUANTITY

15101 Mobilization 1 1 15201 Construction Survey and Staking 1 1 15713 Soil Erosion Pollution Control 1 1 20102 Clearing and Grubbing AC 0.3 20434 Embankment Excavation and

Construction

CY 3275

25306 Pipe Arch Outlet Protection LS 1 26202 Geogrid Installation SY 1022 32455 Aggregate Surface Course CY 64 60211 73x 55 inch Pipe Arch 3x1 14gage LF 97 62201(a) Excavator Rental Hr 40 62202(b) Dump Truck Rental Hr 40 62505 Seeding Hydraulic Method AC 0.3

SITE 3

See sheet G-3 for work item requirements

ITEM DESCRIPTION UNIT *ESTIMATED

QUANTITY

15101 Mobilization 1 1 15201 Construction Survey and Staking 1 1 15713 Soil Erosion Pollution Control 1 1 20102 Clearing and Grubbing AC 0.14 20434 Embankment Excavation and

Construction

CY 870

25306 Pipe Arch Outlet Protection LS 1 32455 Aggregate Surface Course CY 45 60211 73x 55 inch Pipe Arch 3x1 14gage LF 65 62201(a) Excavator Rental Hr 40 62202(b) Dump Truck Rental Hr 40 62505 Seeding Hydraulic Method AC 0.14

SITE 4

See sheet G-3 for work item requirements

ITEM DESCRIPTION UNIT *ESTIMATED

QUANTITY

15101 Mobilization 1 1 15201 Construction Survey and Staking 1 1 15713 Soil Erosion Pollution Control 1 1 20102 Clearing and Grubbing AC 0.22 **20434 Embankment Excavation and

Construction

CY 1015

25117 Riprap Culvert Outlet Protection Class 3 CY 20 32455 Aggregate Surface Course CY 53 60211 24 inch Corrugated Steel Pipe 16 gage LF 75 62201(a) Excavator Rental Hr 40 62202(b) Dump Truck Rental Hr 40 62505 Seeding Hydraulic Method AC 0.22

* Quantity estimates are based on assumptions given on Sheet G-3. Actual quantities will vary dependent upon Contractor means and methods

**In addition to assumptions given on sheet G-3, this quantity includes 25 CY for the inlet control berm and 125 CY for embankment fill immediately up and down station of from the inlet as shown on sheet S4-C.

SITE 5

See sheet G-3 for work item requirements

ITEM DESCRIPTION UNIT *ESTIMATED

QUANTITY

15101 Mobilization 1 1 15201 Construction Survey and Staking 1 1 15713 Soil Erosion Pollution Control 1 1 20102 Clearing and Grubbing AC 0.33 20434 Embankment Excavation and

Construction

CY 3890

25117 Riprap Culvert Outlet Protection Class 3 CY 20 32455 Aggregate Surface Course CY 75 60211 24 inch Corrugated Steel Pipe 16 gage LF 100 62201(a) Excavator Rental Hr 40 62202(b) Dump Truck Rental Hr 40 62505 Seeding Hydraulic Method AC 0.33

SITE 6

See sheet G-3 for work item requirements

ITEM DESCRIPTION UNIT *ESTIMATED

QUANTITY

15101 Mobilization 1 1 15201 Construction Survey and Staking 1 1 15713 Soil Erosion Pollution Control 1 1 20102 Clearing and Grubbing AC 0.23 20434 Embankment Excavation and

Construction

CY 3280

25117 Riprap Culvert Outlet Protection Class 3 CY 30 25118 Grouted Riprap Drop Class 3 CY 30 32455 Aggregate Surface Course CY 38 60211 30 inch Corrugated Steel Pipe 16 gage LF 104 62201(a) Excavator Rental Hr 40 62202(b) Dump Truck Rental Hr 40 62505 Seeding Hydraulic Method AC 0.23